HD Pentax-DA645 28-45mm F4.5ED AW SR
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| I own it | I want it | I had it |
Manufacturer description: The HD PENTAX DA645 28-45mm F4.5ED AW SR is an ultra-wide-angle zoom lens is the latest in the PENTAX 645 line-up and is engineered for use with PENTAX medium-format, digital SLR cameras. This new lens provides focal lengths from 22mm to 35.5mm in the 35mm format, and is the first ultra-wide-angle zoom lens (approximately 1.6X zoom ratio) designed for use with our medium-format digital cameras. Its optics consists of 17 elements in 12 groups, including two high-performance aspherical elements and two extra-low dispersion elements. In addition, the PENTAX-innovated SR (Shake Reduction) mechanism has been incorporated into this exceptional lens, which effectively compensates for camera shake up to approximately 3.5 shutter stops.
| Lens type | Prime lens |
| Focal length | 28–45 mm |
| Image stab. | Yes (3.5 stops) |
| Lens mount | Pentax 645AF2 |
| Max aperture | F4.5 |
| Min aperture | F32 |
| Min focus | 0.40 m (15.75″) |
| Max magnification | 0.21× |
| Weight | 1470 g (3.24 lb) |
| Length | 152 mm (5.98″) |
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| HOT METAL COLORING by DIM POL from Metal | Lenticular clouds above the Antarctica by Kreber from Clouds | Sunrise over the tarn by Jill Hancock from HDR done right | Gray 3rd Birthday 4 by PKJC from Birthday | -----the GREAT EGRET----- by Chiwat from A big year - birds 2018 | I miss you by aarif from -Inner Beauty (2018) - (Full Colours + Face) |
