500mm f/8.0 Manual Focus Telephoto Lens with T-Mount to Pentax K-Mount Adapter Kit
Product Description
The Bower 500mm f/8.0 Manual Focus Telephoto Lens with T-Mount to Pentax K-Mount Adapter Kit from B&H pairs the 500mm fixed f/8.0 mirror lens with a T-mount to Pentax K-mount lens mount adapter to make a compact super telephoto lens that is compatible with both full-frame and APS-C-size cameras. The combination creates a super telephoto lens that can be easily carried into the field in a shoulder bag, backpack, or even a coat pocket.
Filter Size | 30.5mm (rear) |
f/Stop Range | f/8.0 (fixed) |
Minimum Focus Distance | 5.6' (1.7 m) |
Magnification | 1:2.7 |
Angle of View | 4.1° x 2.7° (WxH) 2.7° x 1.8° (WxH) w/ APS-C (15 x 22mm) cameras |
Groups/Elements | 6/7 |
Length | 3.5" (88mm) |
Maximum Diameter | 3.0" (77mm) |
Weight | 0.70 lb (320g) |