The Pentax SMC-FA 645 45-85mm F4.5 is a versatile lens with a blazing fast autofocus, making it perfect for sporting events. It actually replaces three lenses of 45mm, 55mm and 75mm. The F4.5 maximum aperture is constant over the entire zoom range to a minimum of F32.
During use, you can switch between automatic and manual focus by simply sliding the focus ring forward or backward. The image quality benefits from 8 diaphragm blades for bridging out-of-focus areas. It is the ideal camera for the keen connoisseur who is looking for a lens for every photo opportunity.
Features of the Pentax SMC-FA 645 45-85mm F4.5 :
- Range: 45-85 mm
- Maximum Aperture: F4.5
- Minimum Aperture: F32
- Lens construction: 9 groups of 11 elements
- Closest Focusing Distance: 50cm
- Picture angle: 76 ° - 44.5 °
- Number of diaphragm blades: 8
- Filter diameter: 77 mm
- Maximum magnification: 0.22 x
- Dimensions: 99.5 mm x 85 mm
- Weight: 815g