This lens features special extra-low dispersion (ED) glass for lifelike and natural colour renditions and for correction of chromatic aberrations and Inner focussing for easy handling and constant centre of gravity. Reduced weight and faster auto focussing are additional advantages to the [IF] design. When used on a PENTAX 645D or PENTAX 645Z it has a focal length equivalent to 120-240mm in 35mm format. Compatible with both film and digital PENTAX 645 cameras.
smc 645 FA 150-300mm F5.6 – Specifications
|Equivalent to 35mm format||120-240mm|
|Angle of View||26-13.5°|
|Construction||15 elements in 13 groups|
|Smallest object distance/magnification||2m|
|Dimensions (Length x Diameter)||80x201mm|