Saturday, May 19, 2012

Get a look at the guts of Nikon’s Flagship DSLR

Posted by admin On January - 24 - 2012 ADD COMMENTS

D4 NIKON

Nikon D4 Guts

The ultra-burly frame machined aluminum seems extremely difficult. We did not really hold the bare chassis, but the construction is apparent when you hold the camera real. Very robust but not heavy.

Nikon FX-format CMOS sensor with 24.5 megapixels

Posted by admin On December - 16 - 2011 ADD COMMENTS

nikon-d3x

Nikon has announced the D3X, its latest professional DSLR great results.

Key features:

Nikon FX-format CMOS sensor with 24.5 megapixels
High-speed performance meets the demand the most rigorous professional: It offers a speed continuous shooting of approx. 5 frames per second in FX format (36 x 24) or 5:4 (30 x 24), and 7 fps in DX format (24 x 16) * 2 * 3.
Realizing reliable auto control: Scene Recognition System
AF system employing high-density 51-point AF
durability
High-resolution 3-inch LCD monitor with approx. 920k ¬-dots (VGA), 170A ° wide viewing angle and reinforced glass
Control system image: Choose from Auto, Extra high, High, Normal, Low or Off before the shooting.
Electronic Virtual Horizon
UDMA-compatible memory card slot double
GPS Unit GP-1 (optional)

nikon d3x review

other characteristics

Lateral chromatic aberration reduction creates images with a clear periphery using the technology for processing original image significantly reduce color aberrations
Optical viewfinder achieves approx. 100% frame coverage and 0.7x magnification in FX format
Three sensing areas: FX format (36 x 24), DX format (24 x 16) and 5:04 (30 x 24)
Customizable function key
Meets HDMITM for playback of high definition image

Nikon 85mm f/1.8D AF Specifications

Posted by admin On October - 16 - 2011 ADD COMMENTS

nikon-85mm-f18d

Lens-making is an art, artisans craft Nikkor optics ÄìNikon from the finest materials, pride in adding their intellect and technique to bring the world the best WA lenses to life. They push the tip of the lens-making in their efforts to provide the, Äúglass, AU makes the world, larger images OSA.

AF Nikkor work with Nikon SLRs for optimal performance, even very recent. The Nikon AF Nikkor 85mm is an ideal way f1.8D compact and portable telephoto lens for portraits indoors or outdoors. An excellent choice for your first telephoto lens, it features subtle blurring of background for beautifully natural and evocative portraits, the back of the system developed for fast optical performance and smooth, and weighs 13.2 ounces

Nikon Super Integrated Coating ensures exceptional performance
To improve the performance of its optical lenses, Nikon uses an exclusive lens coating that reduces multi-layer and flare to a negligible level. Nikon Super Integrated Coating achieves a number of objectives, including minimized reflection in the wider wavelength range and color balance and reproduction. Nikon Super Integrated Coating is especially effective for lenses with a large number of items, like our Zoom-Nikkor. In addition, Nikon, a multilayer coating process is tailored to the AO design of each particular lens. The number of coatings applied to each lens is carefully calculated to match the lens type and glass used, and also to ensure uniform color balance that characterizes Nikkor lenses. This results in lenses that meet much higher standards than the rest of the industry.

Back focus
With Nikon, rear focusing AOS (RF) system, all lenses are divided into specific lens groups, with only the rear lens group moving for focusing. This makes autofocusing operation smoother and faster.

Remote information
Nikkor D-type and G-type relay information about remote-camera Nikon AF bodies. This then allows possible advances like 3D Matrix Metering and 3D Multi-Sensor Balanced Fill-Flash. Note: Type D and G-type Nikkor provide information to remote cameras: Auto exposure; F6, F5, F100, F90X, F80, F75, F70, F65, F60, F55, F50, S Pronea, Pronea 600i, D2 series, D1 series, D100, and D70s/D70. Flash control, F6, F5, F100, F90X, F80, F75, F70, D2 series, D1 series, D100 and 85mm f/1.8D AF D70s/D70 cameras.Nikon is a medium telephoto lens. The lens is equipped with the 85mm lens with maximum aperture of F1.8. The lens construction has 6 elements in 6 groups and the diagonal angle of view at 28 degrees 30 minutes (35mm format), 18 degrees 50 minutes (Nikon DX format). Development close to 3 feet. Nikon 85mm f/1.8D AF The lens weighs 13.2 ounces and measures 2.8 inches in diameter and 2.3 cm long.

nikon cameras

Performance :

The Nikon D1 1 features a Newly Developed high-speed CMOS sensor AF Which implements phase-detection AF for fast auto-focusing, while Maintaining superb image quality for Both pictures and video. The camera also offers 73 focus points Which Makes the Nikon D1 camera Which Is The Offering The Most focus points in the world. With this technology allowing you to capture Continuously Nikon image has Max.10fps in AF-A mode / Max.60fps in AF-S mode while the Auto-Focus Constantly tracks the subject and keep it in focus.

The year also featuring Nikon D1 Nikon’s Active D-Lighting Which controlling overexposure and Preserving subtle features Areas of Giving You underexposed well-balanced results.

Movie

The Nikon D1 1 to allow you to shoot high-resolution still pictures while shooting movies full HD (1080/60i) Continuously and simultaneously Without Without Changing the mode dial. Another cool feature movie Is The Slow Motion Movie function allowing you to capture EACH Which flap of a bird’s wings or events at 400fps Captured Every spark of a fireworks display at 1200fps.

Design & Control

Nikon Have Made Their best effort to make this camera easy to use by Removing Unnecessary buttons on the camera. You Will find only Three buttons on top of the camera, the power switch, shutter-release button, and movie-record button. The functions also simplified the mode dial on the oven by hand only HAVING functions: Still image mode, Movie mode, Motion Snapshot mode, and Smart Picture Mode Selector.

Nikon 1 J1 Specifications

Type

Type of camera: Digital camera with interchangeable lenses
Lens mount: Nikon 1 mount
Effective angle of view: Approx. 2.7 x lens focal length (Nikon CX format)

Effective pixels

Effective pixels: 10.1 million

Image sensor

Image sensor: 13.2 mm x 8.8 mm CMOS sensor
Dust-reduction system: Dust shield glass

Storage

Image size (pixels):
Still images (still image and Smart Photo Selector modes,aspect ratio 3 : 2)
3,872 x 2,592
2,896 x 1,944
1,936 x 1,296
Still images (movie mode, aspect ratio 16 : 9)
3,840 x 2,160 (1080/60i)
1,920 x 1,080 (1080/30p)
1,280 x 720 (720/60p)
Still images (Motion Snapshot mode, aspect ratio 16 : 9)
3,840 x 2,160
File format:
NEF (RAW): 12-bit, compressed
JPEG: JPEG-Baseline compliant with fine (approx.1 : 4), normal (approx. 1 : 8), or basic (approx. 1 : 16)compression
NEF (RAW) + JPEG: Single photograph recorded in both NEF (RAW) and JPEG formats
Picture Control system: Standard, Neutral, Vivid, Monochrome, Portrait, Landscape; selected Picture Control can be modified; storage for custom Picture Controls
Media: SD (Secure Digital), SDHC, and SDXC memory cards
File system: DCF (Design Rule for Camera File System) 2.0, DPOF (Digital Print Order Format), Exif (Exchangeable Image File Format for Digital Still Cameras) 2.3, PictBridge

Shooting modes

Shooting modes: still imagestill image (3 : 2), Smart Photo SelectoSmart Photo Selector (3 : 2), moviemovie (HD 16 : 9, slow motion 8 : 3), Motion SnapshotMotion Snapshot (16 : 9)

Compatible lenses

Compatible lenses: 1 NIKKOR lenses for 1 mount

Shutter

Type: Electronic shutter
Speed: 1/16,000-30s in steps of 1/3 EV;Bulb; Time(requires optional ML-L3 remote control)
Flash sync speed: Synchronizes with shutter at X=1/60s or slower

Release

Mode: Single frame, continuous, Electronic (Hi), Self-timer, delayed remote, quick-response remote, interval timer shooting
Frame advance rate: Electronic (Hi): Approx. 10, 30, or 60 fps
Other modes: Up to 5 fps (single AF or manual focus, S Shutter-priority auto or M Manual exposure mode, shutter speed 1/250s or faster, and other settings at default values)
Self-timer: 2s, 5s, 10s
Remote control modes: Delayed remote (2s); quick-response remote

Exposure

Metering: TTL metering using image sensor
Metering method: Matrix, Center-weighted : Meters 4.5 mm circle in center of frame, Spot : Meters 2 mm circle centered on selected focus area
Mode: Programmed auto with flexible program; shutter priority auto; aperture-priority auto; manual; scene auto selector
Exposure compensation: -3 – +3 EV in increments of 1/3 EV
Exposure lock: Luminosity locked at metered value with A (AE-L/AF-L) button
ISO sensitivity: ISO 100 – 3200 in steps of 1 EV. Can also be set to approx. 1 EV (ISO 6400 equivalent ) above ISO 3200 ; auto ISO sensitivity control (ISO 100-3200, 100-800, 100-400 ) available
Active D-Lighting: On, Off

Focus

Autofocus: Hybrid autofocus (phase detection /contrast detect AF); AF-assist illuminator
Lens servo: Autofocus (AF): Single AF (AF-S); continuous AF (AF-C); auto AF-S/AF-C selection (AF-A); fulltime AF (AF-F), Manual focus (MF)
AF-area mode: Single-point, auto-area, subject tracking
Focus area: Single-point AF: 135 focus areas, Auto-area AF: 41 focus areas
Focus lock: Focus can be locked by pressing shutter-release button halfway (single AF) or by pressing A (AE-L/AF-L) button
Face-priority AF: On, Off

Flash

Built-in flash: Raised by sliding flash pop-up control
Guide Number(GN): Approx. 5/16(m/ft, ISO100, 20°C/68°F)
Control: i-TTL flash control using image sensor available
Flash mode: Fill flash, slow sync, red-eye reduction, slow syncwith red-eye reduction, rear curtain sync, rear curtain with slow sync
Flash compensation: -3 – +1 EV in increments of 1/3 EV
Flash-ready indicator: Lights when built-in flash unit is fully charged

White balance

White balance: Auto, incandescent, fluorescent, direct sunlight, flash, cloudy, shade, preset manual, all except preset manual with fine tuning

Movie

Metering: TTL metering using image sensor
Metering method: Matrix, Center-weighted: Meters 4.5mm circle in center of frame, Spot : Meters 2mm circle centered on selected focus area
Frame size(pixels)/recording rate:
HD movies
1,920 x 1,080/60i (59.94 fields/s *)
1,920 x 1,080/30p (29.97 fps)
1,280 x 720/60p (59.94 fps)
Slow-motion movies
640 x 240/400 fps (plays at 30p/29.97 fps)
320 x 120/1,200 fps (plays at 30p/29.97 fps)
Motion Snapshot
1,920 x 1,080/60p(59.94fps)(plays at 24p/23.976fps)

Maximum recording time: 1080/60i(20 minutes),1080/30p(20 minutes),720/60p(29 minutes)
File format: MOV
Video compression: H.264/MPEG-4 Advanced Video Coding
Audio recording format: AAC
Audio recording device: Built-in stereo microphone; sensitivity adjustable

Monitor

Monitor: 7.5cm/3-in., approx. 460k-dot, TFT LCD withbrightness adjustment

Playback

Playback function: Full-frame and thumbnail (4, 9, or 72 images or calendar) playback with playback zoom, movie playback, slide show, histogram display, auto image rotation, and rating option

Interface

USB: Hi-Speed USB
HDMI output: Type C mini-pin HDMI connector

Power source

Battery: One rechargeable Li-ion EN-EL 20 battery
AC adapter: EH-5b AC adapter; requires EP-5C power connector (available separately)

Tripod socket

Tripod socket: 1/4-in. (ISO 1222)

Dimentions/weight

Dimensions (W x H x D): Approx. 106.0 x 61.0 x 29.8mm/4.2 x 2.4 x 1.2 in., excluding projections
Weight: Approx. 277 g/9.8 oz with battery and memory card but without body cap; approx. 234 g/8.3 oz(camera body only)

Operating environment

Temperature: 0-40 °C/+32-104 °F
Humidity: Less than 85% (no condensation)

Supplied accessories

Supplied accessories: EN-EL20 rechargeable Li-ion battery,MH-27 battery charger, UC-E15 USB cable, AN-N1000 strap, BF-N1000 body cap, ViewNX 2/Short Movie Creator CD

Battery Life

Still images: Approx. 230
Movies: Approx. 70 minutes of HD footage at 1080/60i

Nikon’s Much-Coveted 13mm f/5.6

Posted by admin On June - 10 - 2011 ADD COMMENTS

Nikon 13mm f/5.6 Lens: Buy Now for $ 29,999.00  Considered the "Holy Grail" of Nikon lenses by Ken Rockwell fanatic, this insanely massive wide-angle primary is expensive for a reason. It is the broader goal of non-distortion of the existence, in addition to this, only 350 units have already been made​​.  In fact, this is the first time I've ever seen one of these for sale ... anywhere. The goal was first prototype in 1973, and later produced in three installments a non-AI version and a version AI AI-S.  So if you have 30,000 clams to spend, or even less, we recommend you Ebayer SHPhoto-gmbh-bid will automatically be the envy (and perhaps the target), the Nikon fanboys everywhere.

Nikon 13mm f/5.6 Lens: Buy Now for $ 29,999.00

Considered the “Holy Grail” of Nikon lenses by Ken Rockwell fanatic, this insanely massive wide-angle primary is expensive for a reason. It is the broader goal of non-distortion of the existence, in addition to this, only 350 units have already been made​​.

In fact, this is the first time I’ve ever seen one of these for sale … anywhere. The goal was first prototype in 1973, and later produced in three installments a non-AI version and a version AI AI-S.

So if you have 30,000 clams to spend, or even less, we recommend you Ebayer SHPhoto-gmbh-bid will automatically be the envy (and perhaps the target), the Nikon fanboys everywhere.

Canon PowerShot SX30 IS Preview

Posted by admin On October - 3 - 2010 ADD COMMENTS

post by ableh

First impressions of the new 35x zoom Canon PowerShot SX30 IS compact camera, including full-size sample photos.

Besides the obvious changes for the Canon PowerShot SX30 IS, like the large zoom and general appearance, characteristics of the SX30 are so similar to the SX20 I wonder if it is difficult to distinguish the two separate devices. The SX30 is the largest optical zoom camera with a 35x style bridge, which takes much the lens 24mm wide at a maximum setting eyes watering telephoto 840 mm. Perfect for lazy days when you simply do not want to walk anywhere.

With 14 million pixels, the SX30 IS is 2 megapixels more than the SX20, which is negligible with image quality, but could make a difference at high ISO. Other minor changes or updates to make the device more news SDXC include respect, a 2.7 “screen that is larger than the screen of 2.5″ on the SX20, which is Windows 7 also friendly.

How the SX30 is designed makes it look very menacing as he squatted with the flash facing the lens barrel. All buttons are easy to find and comfortable to reach while the rear wheel is easy to use and responsive. I like the handle, it is comfortable to use and the weight of the camera allows one hand shooting easy. Coupled with the rotating screen, high / low angle shooting and self-portraits and the SX30 is a very versatile camera.

Image quality is great at low ISO and the inclusion of image stabilization is not only welcome but necessary. Focusing is fast and the camera has a very good dynamic range. In fact, in my time with the PowerShot SX30 IS, I was stuck for something I did not like about it.

First impressions of the new 35x zoom Canon PowerShot SX30 IS compact camera, including full-size sample photos.

I like the way that the PowerShot SX30 IS works in all aspects, it is fast and responsive with what appears to be minimal shutter lag. Obviously, the more I zoomed the camera more difficult to cope with the lack of light, but that’s normal and it still does very well. Put it in auto ISO you can avoid having to worry about ISO and shutter speeds and apertures, but may be eager to ramp up to ensure the creation of the answer, you should be able to do that.

The PowerShot SX30 IS is a decent camera which, thanks to the huge optical zoom has a marketplace to open even wider to the. photographers of birds and nature, sports and meeting photographers will all benefit from this camera, just to name a few. The quality of the lens is large and the image stabilization works great to keep your images. The colors that the SX30 IS PowerShot product conform to reality, although the day I tested, it was overcast so there was not saturated blue sky, but the colors I had were realistic.

Priced at £ 399, it is more expensive than some digital SLRs, but not with this zoom range, if you need more than 800mm focal length, the Canon PowerShot SX30 IS is a worthy option to consider.

Accessories: Metz Mecablitz 58 AF-2 Digital

Posted by admin On August - 22 - 2010 ADD COMMENTS

post by ableh

The mecablitz Metz 58 AF-2 Digital is a replacement for mecablitz 58 AF-1, upgraded with new metal base is stable, optimized lock system, revised cylinder engine and high zoom mode flash performance improved. In addition, mecablitz Metz 58 AF-2 digital servo offers the functionality of flash release through an integrated camera flash is also compatible with a camera without a master function. slave / servo sensor has been integrated into the front of the flash to improve the quality of wireless transmissions to blink. Wide-angle diffuser has also been adapted for wide-angle lighting focus from 12mm (in 135 format). flash has a fold-out cards and reflectors integrated USB interface to install a firmware upgrade. Suggested retail price of Metz 58 AF-2 digital is € 399.

Metz Press Releases

Further improvements top model

Innovation Photokina 2010: mecablitz 58 AF-2 digital

The top model in the Metz compact flash unit range has been enhanced with many features of optical and functional. Successor to the 58 AF-1 mecablitz who won EISA Award for ‘best flash in Europe 2007/2008 “has been equipped with a stable base of new metal that can be attached to the camera flash shoe quickly and easily with one single movement thanks to the key system optimized. Improvements such as revised motor zoom and flash mode enhanced high performance tubes further improve product durability. Its multi-functionality has been extended with additional features. So mecablitz 58 AF-2 digital servo offers functionality through the release of an integrated flash camera flash is also very compatible with the camera without a master function. slave / servo sensor has been integrated into the front of the flash to improve the quality of wireless transmissions to blink. Wide-angle diffuser has also been adapted for wide-angle lighting focus from 12 mm (135 format). Like all units mecablitz flash system, flash the new units are available in different versions, a perfect fit for digital cameras made by leading manufacturers.
Special functions for every situation flash
The mecablitz 58 AF-2 Digital offers the perfect solution for every situation flash. Innovative secondary reflectors provide perfect lighting for portrait images. Many manual fine tuning option to pay mecablitz 58-2 AF digital freedom extraordinary creative photography. Almost infinite possibilities open to individual lighting thanks to the fully rotating reflector system that also contains a flip-out reflector card and a diffuser. Slave function and a new servo function allows new top model in the Metz compact flash unit range to be used without constraints in various operating modes, depending on camera model. With the release servo flash, no camera function of a master is required to use the flash as a creative source of additional light in the room. Special wireless camera TTL mode model of each remote play with slave function. In addition, the automatic mode gives the possibility to achieve a perfect image even in situations where the camera-specific TTL control disturbed.

High-performance compact flash with USB connection
Thanks mecablitz Metz 58 AF-2 USB digital interface, the update can be easily installed via the Internet. Because of very high guide number 58 for ISO 100/21 ° and 105 mm focal length, 58 AF-2 digital not only high performance but also lends itself perfectly to be used as an indirect flash. The real highlight – a flip-card reflector that is integrated into both vertically and horizontally, and rotates the reflector side.

Different versions for Canon, Nikon / Fujifilm, Olympus / Panasonic / Leica, Pentax and Sony
Needless to say that subtle flash of lighting technology, a camera manufacturer in question can also be used with the appropriate version of the AF-2 mecablitz 58 digital, in addition to various special functions, such as high-speed synchronization. So 58-2 AF E-TTL digital offering and E-TTL II flash mode for Canon – iTTL/D-TTL/3D flash mode for Nikon / Fujifilm – P-TTL for Pentax and Four Thirds TTL mode for Olympus / Panasonic / Leica .

Metz mecablitz – Technology “Made in Germany”
Metz flash unit is a high performance technology and reliable quality. We have produced exclusively in Germany for more than 50 years. Thus, we hold a unique position – Metz is the only one flash device manufacturers to develop and manufacture products in Europe.

Metz at Photokina
Metz 58 AF is present mecablitz-2 digital and other new products at Photokina in Cologne September 21 to 26, 2010. The Metz stand, number E-009, can be found in Hall 4.2.

Technical Specifications
Flash output
• Higher max. Guideline number 58 for ISO 100/21 ° and 105 mm
• High flash number (eg 230 full flashes with NiMH battery rechargeable (2100 mAh))
• Flash delay from 0.1 to 4.5 seconds (depending on energy source and flash output)

Basic Configuration
• Secondary reflector with 2 light levels
• Vertical (-7 / 90 °) and horizontal (300 °) swivel reflector
• Illuminated dot matrix LC display
• Motor zoom during 24-105 mm illumination
• Integrated wide-angle diffuser for 12 mm illumination
• Flip-out reflector card
• modeling light (permanent light for checking lighting pictures)
• Integrated autofocus multi-zone flash metering
• Flash readiness and exposure to an appropriate display indicator on the LCD and camera
• Flash range in LCD screen
• Automatic shut-off unit and manual key lock
• Metal base with quick keys (not Sony)

Ready for the future
• Firmware update via integrated USB connector

Camera-flash special functions
• E-TTL / E-TTL II flash mode (Canon)
• i-TTL / D-TTL / 3D flash mode (Nikon)
• P-TTL flash mode (Pentax)
• Four-thirds of the TTL flash mode (Olympus / Panasonic / Leica)
• ADI flash mode (Sony)
• Servo-specific camera flash mode (only for Canon, Nikon, Olympus)
• Servo flash mode with pre-flash suppression (Canon)

Basic flash functions
• TTL flash mode
• Automatic flash mode with 12 automatic apertures
• Manual flash mode with 25 partial lighting levels
• Strobe flash mode
• HSS – high speed synchronization
• 1st and 2nd shutter curtain synchronization
• Manual flash exposure correction in TTL or automatic flash mode
• Automatic fill-in flash
• Flash bracketing

Power supply
• 4 x AA alkaline-magnesium or lithium batteries, NC or a rechargeable battery MiMH
• High Performance Metz NiMH Power Pack P76 with cable V58-50

Accessories included
• Bags, slaves stood up and operating instructions

post by ableh

The Easiest and surest way to save memories of your precious time is to take a snap Of That Particular time. And the best way to catch ‘em all in vivid detail Is To invest in a DSLR camera. Among the companies camera Nikon DSLRs have good IS have any to take great quality pictures at affordable prices. You can take a clear photograph with professional looks with your Nikon DSLR camera, all you do Have to just take care of simple thesis steps:

1. The autofocus option est disponible en Nikon DSLR camera Which Enables the camera to fine tune the focus of the camera Automatically. Goal You Should Have to take care That IS your camera Placed well and well Focusing on the subject. To your Nikon DSLR autofocus camera, you should “press the shutter button half after a time and press the button Which Will Completely automatic spot year focus on your subject.

2. Hold the camera with Both Your Hands Supporting the camera in the left palm and hold the trigger in your right hand. A lot of beginners upgrading from a point and shoot do not hold the DSLR Properly and this results in a lot of shake in the picture.

3. After focusing on the subject , resist camera shake as it will provide you a clearer image. This is especially true in night when the camera needs more time to capture the image. Improvise; look out for places around where you can place the camera in a steady place and use the timer to take the snap.

4. Avoid taking full body photograph of your object when not necessary. Move closer towards the subject and take a close up photograph using the Portrait mode. Try to capture unposed photos thereby capturing real emotions of people

5. Avoid using flash during day time and in the places where enough light is available to take a clear photograph. Flashes tend to wash out the skin and the subtle emotions of people. But do not forget to on the flash if you are taking an indoor photograph with low intensity of light.

Nikon DSLR has a lot more features which will be discussed in a later article. Once you buy a DSLR it is imperative that you upgrade from shooting in Auto mode to more complex modes such as Aperture Priority, Manual which gives one  better control over the photo being shot.

just post by ableh

Nikon D3S

Nikon D3S

When the Nikon D3 was launched in August 2007, it had an immediate impact on the DSLR market, and not only in the professional sector. The D3 was Nikon’s first DSLR with an FX (full frame) CMOS sensor, but its major selling point, in the minds of many photographers at the time, was its unparalleled image quality at high ISO settings. With the D3, photographers could shoot at ISO settings up to 6400 without a significant penalty in noise, and in a pinch, even go up to ISO 25,600 (equivalent) – unheard of at the time. This versatility, coupled with a very capable AF system and rugged, weatherproof build, did much to reverse Nikon’s declining fortunes in the professional DSLR market. Professional Canon users, many of whom were disillusioned by the seemingly endless problems that plagued the flagship EOS 1D Mark III at the time, flocked to the D3 in large numbers. In the process, Nikon mounted a formidable challenge to Canon in the sports and action segment of the pro marketplace.

read the original nikon D3S

sigma pentax

Telephoto zoom lens incorporating Sigma’s original Optical Stabiliser

just posted

Sigma UK has announced its APO 120-400mm f/4.5-5.6 DG OS HSM optically stabilized lens will be available soon in Sony and Pentax mounts. Currently available in Canon, Nikon and Sigma mounts, the Pentax version will start shipping from May 21, 2010 followed by the Sony version from May 28, 2010 at a suggested retail price of £766.30.

read the original lens camera

ableh photography

Nikon AF-S Nikkor 35mm 1:1.8G DX

The AF-S Nikkor 35mm F1.8G DX is Nikon’s latest lens, announced in February for PMA 2009. Its introduction came as something of a surprise to many observers, not because it’s an updated 35mm lens with a built-in autofocus motor, but because the ‘DX’ designation indicates that it’s designed for use on DX format bodies, and isn’t fully compatible with Nikon’s growing FX format camera range. According to Nikon, this has allowed the company to design a lens that is smaller, lighter and cheaper than it would have been had it offered full coverage of the FX image circle. In effect, the lens is primarily targeted as an inexpensive, large aperture option for users of the entry-level (D40 / D40X /D60) series of DSLRs.

The 35mm focal length is roughly equivalent to 50mm on an FX camera, and the lens therefore fits into the ‘standard’ category, with an angle of view offering none of the ‘perspective distortion’ associated with wideangle or telephoto lenses. The fast F1.8 maximum aperture admits more than four times as much light as the AF-S 18-55mm F3.5-5.6G VR DX kit lens, which is useful for shooting in low light while keeping shutter speeds reasonably high. The ‘Silent Wave Motor’ allows autofocus on all of Nikon’s DSLR bodies, with the added bonus of allowing the user to tweak focus manually in AF mode if desired.

The 35mm F1.8G features an optical design of 8 elements in 6 groups, including an aspherical element for the correction of aberrations usually associated with large aperture prime lenses. However unlike the typical 50mm standard prime for the full frame (FX) format, this lens’s focal length is rather shorter than the flange distance from the lens mount to the imager. This necessitates the use of a so-called ‘retrofocal’ design, which is more usually associated with wideangle lenses; unfortunately this often results in increased aberrations relative to traditional near-symmetric 50mm designs. So how does the 35mm F1.8 DX measure up?

Headline features

* 35mm focal length; fast F1.8 maximum aperture
* Silent Wave Motor allows autofocusing on all Nikon DSLRs
* Full-time manual focus override
* For DX format cameras

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