It is an ultra-wide-angle zoom lens equivalent to 22-35.5mm in a 35mm format.The image circle is developed according to the sensor size of the "PENTAX 645Z", and it incorporates our lens technology such as its own lens coating to maximize the high -definition image quality of the medium format digital SLR camera.In addition, the adoption of the dustproof and drip -proof structure enhances the reliability and durability in various shooting environments in the outdoors, and enjoys shooting outdoors such as expanded landscapes.- lens type Wide -angle zoom Focal length (35mm format) 28-45mm (22-35.5mm) open aperture value F4.5 minimum aperture F32 angle of view 89 ° -63 ° lens configuration 17 groups Number of squeezed feathers 9 sheets The shortest shooting distance 0.4m Maximum shooting magnification 0.21 times Filter diameter 82mm Maximum diameter x length 99 x 151.5 mm mass (weight) 1,470g
