Showing posts with label Nikon Lens Review. Show all posts
The Drawbacks primary duration is approximately comparative to 50mm on an FX electronic digital electronic camera, and the relationships therefore suits into the 'standard' classification, with an position of viewpoint providing none of the 'perspective distortion' associated with wideangle or telephoto relationships. The fast F1.8 highest possible possible aperture confesses more than four times as much mild as the AF-S 18-55mm F3.5-5.6G VR DX kit relationships, which is useful for getting in low mild while maintaining shutter costs reasonably excellent. The 'Silent Routine Motor' allows auto-focus on all of Nikon's DSLR methods, with the engaged extra of enabling the individual to improve concentrate independently in AF strategy if suggested.
The Drawbacks F1.8G features an graphics of 8 components in 6 categories, such as an aspherical element for the difference in aberrations usually associated with huge aperture primary relationships. However contrary to the common 50mm conventional primary for the complete type (FX) structure, this lens's primary duration is rather reduced than the flange wide range from the relationships set up to the imager. This specifications the use of a so-called 'retrofocal' style, which is more usually associated with wideangle lenses; unfortunately this often results in improved aberrations comparative to conventional near-symmetric 50mm styles. So how does the Drawbacks F1.8 DX evaluate 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
Angle of view
The picture below illustrates the angle of view (click here for comparisons with the Nikon 50mm F1.4D): |
35mm (DX format) |
|---|
Nikon AF-S Nikkor 35mm 1:1.8G DX specifications
| Street price | � $200 (US) � �200 (UK) |
|---|---|
| Date introduced | February 2009 |
| Maximum format size | DX |
| Focal length | 35mm |
| 35mm equivalent focal length | 52.5mm |
| Diagonal Angle of view | 47� |
| Maximum aperture | F1.8 |
| Minimum aperture | F22 |
| Lens Construction | � 8 elements / 6 groups � 1 hybrid aspherical element |
| Number of diaphragm blades | 7, rounded |
| Minimum focus | 0.3m (1.0 ft) |
| Maximum magnification | 0.16x |
| AF motor type | � Ring-type Silent Wave Motor (ultrasonic-type) � Full-time manual focus |
| Focus method | Internal (rear) focus |
| Image stabilization | � None |
| Filter thread | � 52mm � Does not rotate on focus |
| Supplied accessories | � Front and rear caps � HB-46 hood |
| Optional accessories | |
| Weight | 210g (7.4 oz) |
| Dimensions | 70mm diameter x 52.5mm length (2.8 x 2.1 in) |
| Lens Mount | Nikon F only |
Original Article:www.dpreview.com
The AF-S place indicates that the relationships functions a built-in 'Silent Wave' web page for quick and silent autofocusing, which also provides complete interface with Nikon's entry-level DSLR methods such as the D60 and D5000. A further advantages provided by this ring-type web page is the 'manual problem autofocus' strategy, which allows the individual to improve concentrate independently after autofocusing. There's also a round aperture style which uses 9 curved knives, for a more organic edition of out-of-focus qualifications.
Of course all these upgrades over the mature relationships come at a cost, and the AF-S 50mm F1.4G is considerably more costly than its forerunner. It also has to competitors with the other new kid on the prevent - the amazing (if a little bit more costly) Sigma 50mm F1.4 EX DG HSM. So allows discover out out how it investigates to these two relationships, and whether it's value your hard-earned money.
Headline features
- 50mm focal length; fast F1.4 maximum aperture
- Silent Wave Motor allows autofocusing on all Nikon DSLRs
- Full-time manual focus override
Angle of view
The pictures below illustrate the angles of view on FX (35mm full frame) and DX camera bodies: |  |
| 50mm (FX 35mm full-frame) | 50mm (DX; 75mm equivalent) |
|---|
Nikon AF-S Nikkor 50mm 1:1.4G specifications
| Street price | � $485 US � �300 UK |
|---|---|
| Date introduced | September 2008 |
| Maximum format size | 35mm full frame |
| Focal length | 50mm |
| 35mm equivalent focal length (APS-C) | 75mm |
| Diagonal Angle of view (FF) | 46� |
| Diagonal Angle of view (APS-C) | 31� 30' |
| Maximum aperture | F1.4 |
| Minimum aperture | F16 |
| Lens Construction | 8 elements / 7 groups |
| Number of diaphragm blades | 9 (rounded) |
| Minimum focus | 0.45m |
| Maximum magnification | 0.15x |
| AF motor type | � Ring-type SWM � Full-time manual focus |
| Focus method | Unit |
| Image stabilization | � None |
| Filter thread | � 58mm � Does not rotate on focus |
| Supplied accessories | � Front and rear caps � Lens Hood HB-47 � CL-1013 Lens Pouch |
| Weight | 290g (10.2 oz) |
| Dimensions | 73.5mm diameter x 54.2mm length (2.9 x 2.1 in) |
| Lens Mount | Nikon F only |
Original Article:www.dpreview.com
The optics, as we'd predict for this kind of relationships, are quite unique, with 21 components in 16 categories. No less than 7 of these are designed from Extra-Low Distribution (ED) cup to reduce aberrations, and Nikon's newest New mp3 gamer new mp3 gamer new ipod nano Amazingly Defending is used to fight dimension. One managing enhancement is the addition of a new A/M concentrate strategy, which prevents unique actions of the concentrate team from overriding the auto-focus while it's managing. The growth is appropriate for an identified program vehicle relationships, with a gun gun gun barrel that's created from vitamin nutrient mineral magnesium metal like the methods of Nikon's pro-level DSLRs, and comprehensive finishing against wetness and dirt.
The 'VR II' has an enhanced objectives to remain up to, as its forerunner was considered quite well best-in-class on DX structure methods. But with the move to full-frame 'FX' receptors, its disadvantages towards the benefits of the picture place at more time primary actions became somewhat revealed, with uncommonly smooth aspects even at little apertures, and significant vignetting begin up. So the Nikon actual (and moreover its expert personal base) will be expecting that the new design can cope with these issues on complete kind, without considerably reducing performance on little indication structure. So let's see if Nikon has obtained this purpose.
Headline features
- 70-200mm focal length range; fast f/2.8 constant maximum aperture
- Optical image stabilization � 4 stops with automatic panning detection and 'active' mode
- Ring-type ultrasonic focusing with full-time manual override
- F mount for Nikon and Fuji DX and FX format DSLRS
Angle of view
The pictures below illustrate the focal length range from wide to telephoto, on FX (35mm full-frame) and DX (APS-C) camera bodies: |  |
| 70mm (full frame) | 200mm (full frame) |
|---|
 |  |
| 70mm (DX; 105mm equivalent) | 200mm (DX; 300mm equivalent) |
|---|
Nikon AF-S Nikkor 70-200mm 1:2.8G ED VR II specifications
| Street price | � US: $2330 � UK: �1700 |
|---|---|
| Date introduced | July 2009 |
| Maximum format size | 35mm full frame |
| Focal length | 70-200mm |
| 35mm equivalent focal length (APS-C) | 105-300mm |
| Diagonal Angle of view (FF) | 34� - 12� |
| Diagonal Angle of view (APS-C) | 23� - 8� |
| Maximum aperture | F2.8 |
| Minimum aperture | F22 |
| Lens Construction | � 21 elements / 16 groups � 7 ED elements |
| Number of diaphragm blades | 9, rounded |
| Minimum focus | 1.4m |
| Maximum magnification | 0.12x at 200mm |
| AF motor type | � Ring-type ultrasonic � Full-time manual focus - A/M and M/A modes |
| Focus method | Internal |
| Zoom method | Internal |
| Image stabilization | � 4 stops claimed � Auto panning detection � Active mode |
| Filter thread | � 77mm � Does not rotate on focus |
| Supplied accessories | � Front and rear caps � HB-48 Hood � CL-M4 Lens Pouch |
| Weight | 1540g (3.4 lb) |
| Dimensions | 87mm diameter x 209mm length (3.4 x 8.2 in) |
| Lens Mount | Nikon F only |
| Other | � Dust and moisture sealing � Reports focus distance information to camera body |
Original Article:www.dpreview.com
The Nikon AF-S Nikkor 16-35mm 1:4G ED VR, announced in February 2010, has the distinction of being the world's first ultra-wideangle lens to feature optical image stabilization. It's designed primarily for use on full-frame DSLRs, as a less-expensive alternative to the likes of the 17-35mm 1:2.8D or the 14-24mm 1:2.8G, but is also fully compatible with DX bodies on which it offers a 24-50mm equivalent range. It can be seen as an answer to Canon's EF 17-40mm F4 L USM, which has long been popular as a (relatively) inexpensive, compact, lightweight yet high quality wide zoom; indeed we suspect many Nikon fans will be hoping it's the first in a series of F4 premium zooms. However a quick glance at the spec sheet shows that the addition of optical stabilization has resulted in a lens that's distinctly larger than the Canon, at the best part of five inches in length and a pound and a half in weight.
The addition of stabilization also means a more complex optical formula than is usual for a relatively slow wide zoom. The 16-35mm makes use of 17 elements on 12 groups including a liberal sprinkling of exotic elements to address aberrations, of which three are aspherical and two made from Extra-low Dispersion (ED) glass. Nano Crystal coating is also employed to combat flare. The stabilization system meets Nikon's 'VR II' specification, promising sharp images hand-held at shutter speeds up to four stops slower than would usually be possible. Focusing uses a ring-type AF-S motor for speed and silence, and full-time override of the focus distance is available.
These goodies are rounded off with high standard of build quality, including protection against dust and water. A nine-bladed circular aperture is also employed for the attractive rendition of background blur. All of this adds up to one of the most attractively-specified wideangle zooms available; the question is, does the reality live up to the specs?
Headline features
- 16-35mm focal length range; F4 constant maximum aperture
- Optical image stabilization � 4 stops claimed
- Ring-type ultrasonic focusing with full-time manual override
- F mount for Nikon and Fuji DX and FX format DSLRS
Angle of view
The pictures below illustrate the focal length range from wide to telephoto, on FX and DX camera bodies: |  |
| 16mm (FX full frame) | 35mm (FX full frame) |
|---|
 |  |
| 16mm (DX; 24mm equivalent) | 35mm (DX; 53mm equivalent) |
|---|
Nikon AF-S Nikkor 16-35mm F4G ED VR specifications
| Street price | � US: $1160 � UK: �880 |
|---|---|
| Date introduced | February 2010 |
| Maximum format size | 35mm full frame |
| Focal length | 16-35mm |
| 35mm equivalent focal length (APS-C) | 24-53mm |
| Diagonal Angle of view (FF) | 107� - 63� |
| Diagonal Angle of view (DX) | 83� - 44� |
| Maximum aperture | F4 |
| Minimum aperture | F22 |
| Lens Construction | � 17 elements/12 groups � 2 ED glass elements � 3 aspherical elements |
| Number of diaphragm blades | 9, rounded |
| Minimum focus | 0.28m / 0.9ft |
| Maximum magnification | 0.25x at 35mm |
| AF motor type | � Ring-type ultrasonic � Full-time manual focus - A/M and M/A modes |
| Focus method | Internal |
| Zoom method | Internal |
| Image stabilization | � VR II, 4 stops claimed |
| Filter thread | � 77mm � Does not rotate on focus |
| Supplied accessories | � Front and rear caps � HB-23 Hood � CL-1120 Lens Pouch |
| Weight | 685g (1.5 lb) |
| Dimensions | 82.5mm diameter x 125mm length (3.2 x 4.9 in) |
| Lens Mount | Nikon F only |
| Other | � Weather sealing � Reports focus distance information to camera body |
Original Article:www.dpreview.com
Of course the all-in-one 'superzoom' idea isn't new; the first such relationships was Tokina's 35-200mm from 1982, but beginning designs were being affected by extreme sizing, inadequate noticeable amazing, and unacceptably long smallest focus differs. Indeed it wasn't until the mid-1990s that companies Sigma and Tamron provided truly genuine superzooms which considerably overrode these problems, and provided appropriate amazing across the broad variety (for the informal holiday digital cameras at least). Since then, the quick success of computer-aided relationships style has led to ongoing upgrades in noticeable amazing and upgrades in zoom capability ability capability differs, while reducing relationships designs still further, developing the superzoom idea more eye-catching than ever before.
However much of the beginning snobbery around superzooms as low amazing 'snapshot' relationships still goes on, and perhaps as a result the significant picture digital photographic camera producers have obviously been hesitant to add them to their own relationships differs. This makes the Nikon 18-200mm a quite unique monster, as a superzoom designed in-house by a significant player, and such as all their most impressive engineering and know-how. So does this relationships finally enhance the superzoom into the big list of relationships which 'serious' digital digital cameras lovers should be pleased to own and use, or is it still a bad compromise? Research on to find out.
Headline features
- 27-300mm equivalent focal length range; F3.5-5.6 maximum aperture
- VR II optical Vibration Reduction � 4 stops
- Compact Silent Wave focusing with M/A for rapid switching between auto and manual focus
- F mount for Nikon DX dSLRS only
Angle of view
The pictures below illustrate the focal length range from wide to telephoto. The 18-200mm appears to be just slightly wider at 18mm than the 18-55mm VR. |  |
| 18mm (27mm equivalent) | 200mm (300mm equivalent) |
|---|
Nikon 18-200mm f/3.5-5.6G IF-ED AF-S VR DX specifications
| Street price | � US: $680 � UK: �450 |
|---|---|
| Date introduced | November 2005 |
| Maximum format size | DX |
| Focal length | 18-200mm |
| 35mm equivalent focal length(APS-C) | 27-300mm |
| Diagonal Angle of view (APS-C) | 78� - 8� |
| Maximum aperture | F3.5-5.6 |
| Minimum aperture | F22-36 |
| Lens Construction | � 16 elements/12 groups � 2 ED glass elements, 3 aspherical elements |
| Number of diaphragm blades | 7, rounded |
| Minimum focus | 0.5m |
| Maximum magnification | not specified |
| AF motor type | � Compact silent-wave motor � M/A mode for rapid switching between Auto and Manual focus |
| Focus method | Internal |
| Image stabilization | � VR II, 4 stops � Auto panning detection � 'Active mode' for shooting from moving vehicles (no panning) |
| Filter thread | � 72mm � Does not rotate on focus |
| Supplied accessories | � Front and rear caps � Lens Hood HB-35 � Soft Case CL-1018 |
| Optional accessories | 72mm filters |
| Weight | 560 g (19.8 oz) |
| Dimensions | 77 mm diameter x 96.5 mm length (3.0 x 3.8 in) |
| Lens Mount | Nikon F only |
| Other | Distance information output to camera body |
Original Article:www.dpreview.com