Digital SLR Blog
Pentax Announces DA 17-70mm SDM Lens
By Jennifer Nelson
|
 June 3, 2008 - Pentax today announced the Pentax DA 17-70mm f/4 AL [IF] SDM interchangeable zoom lens,designed for compatibility with Pentax DSLRs. It will retail for $599.95 when it is released in late July.
First shown at PMA 2008, Pentax's newest lens features a 4.1x zoom ratio and covers a focal distance of 26-107mm in 35mm format. Pentax claims its built-in supersonic motor provides smooth, quiet autofocusing.
Its maximum aperture of f/4 allows for higher shutter speed to compensate for camera shake, and the lens features a minimum focusing distance of 11 inches. The lens features Pentax's (Super Protect) coating, which protects the exposed lens elements and repels dust, water, and grease. It also features a Quick-shift Focus System that allows for easy switching from auto to manual focus.
The lens is compatible with Pentax's newest DSLRs, including the K20D, K200D, K100D Super, and K10D.
Specifications for the lens are as follows:
- Lens mount: PENTAX K_AF3 mount
- Lens construction: 17 elements in 12 groups
- Angle of view: 79° - 23° (with PENTAX D-SLR camera body)
- Number of diaphragm blades: 7
- Minimum aperture: F/22
- Minimum focusing distance: 0.28m (0.92 ft.)
- Filter size: 67mm
- Maximum magnification: 0.31x
- Dimensions (diameter x length): 75 x 93.5mm (3.0 x 3.7 inch)
- Weight: 485 g (17.1 oz.) without hood; 515g (18.2 oz.) with hood
Tags: lens, pentax DSLR lens, pentax
|
| Top Reviews | Kodak EasyShare Z812 IS
- 8.1 MP, 12x, $279.99
Fujifulm FinePix A920
- 9 MP, 4x, $199
Olympus SP-560 UZ
- 8 MP, 18x, $499
Canon PowerShot SX100 IS
- 8 MP, 10X, $299
Nikon D200
- 10.2 MP, DSLR, $1700
|
|
|
| Digital Camera News |
- - First Shots: Nikon D3S - Oct 20, 2009
- - Nikon High on Low Light with D3S - Oct 13, 2009
- - Canon Sees the (Low) Light with EOS 1D Mark IV - Oct 19, 2009
- - Pentax Intros K-x, $650 SLR with Live View, HD Video - Sep 15, 2009
- - Fujifilm 3D Photo System Available Today - Sep 30, 2009
- - Leica Announces Full-frame Rangefinder M9, Fixed-Lens X1 - Sep 09, 2009
- - Panasonic Announces Compact Micro Four Thirds GF1 - Sep 01, 2009
- - Samsung Announces HZ25W Ultrazoom - Sep 01, 2009
- - Canon Unveils EOS 7D, 18MP SLR with 1080p Video - Aug 31, 2009
- - Casio Intros Sub-$200 EX-Z280 and EX-Z33 - Aug 31, 2009
|
|
