Pentax FA 645 200MM F4
Product Highlights
Pentax 645 Mount
35mm Equivalent Focal Length: 157mm
Aperture Range: f/4-32
Internal Focusing
2 Extra-Low Dispersion Glass Elements
Ghostless Coating Eliminates Reflections
The smc FA 645 200mm f/4 IF Lens from Pentax is a medium-format, manual and autofocusing telephoto lens with a 35mm-equivalent focal length of 157mm.
It provides a soft out-of-focus (bokeh) effect. It features two extra-low dispersion (ED) glass elements to correct for chromatic aberration,
and a ghostless coating to effectively eliminate reflections on the inner surface of the lens, in order to provide sharp images with high contrast.
The inner focusing system improves focusing speed and minimizes lens extension, allowing for a closer minimum focus distance.
Medium-format, manual and autofocusing telephoto lens with a 35mm-equivalent focal length of 157mm
Maximum aperture of f/4 can be stopped down to f/32 via the aperture ring in manual mode. Alternatively, full automatic diaphragm control
is available
Provides a soft out-of-focus (bokeh) effect
Features two extra-low dispersion (ED) glass elements to correct for chromatic aberration, and a ghostless coating to effectively eliminate
reflections on the inner surface of the lens, in order to provide sharp images with high contrast
Internal focusing system improves focusing speed and minimizes lens extension, allowing for a closer minimum focus distance
Supplied lens hood blocks stray light in order to prevent lens flare. Also offers some additional protection against impact for the front element,
should you get a bit too close to your subject
specification :
Focal Length 200 mm
Aperture Maximum: f/4
Minimum: f/32
Camera Mount Pentax 645
Angle of View @ Infinity 15.5°
Minimum Focus Distance 4.92' (1.5 m)
Diaphragm Blades 8
Elements/Groups 6 / 5
Magnification 0.16x
Maximum Reproduction Ratio 1:6.25
Autofocus Yes
Filter Thread 58 mm
Dimensions Approx. 2.93 x 4.69" (74.5 x 119 mm)
Weight 1.32 lb (.6 kg)
Packaging Info
Package Weight 2.3 lb
Box Dimensions (LxWxH) 7.323 x 6.457 x 5.039"