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The focal length of the lens is extended by approximately 5.5 times in the 35mm format
For instance, the smc PENTAX-DA* 300mm F4 ED[IF] SDM telephoto lens can be used as a 1650mm super-telephoto lens (in the 35mm format) for effortless photography of celestial bodies and distant scenery using a very compact, light digital imaging system
A full range of K-mount lenses to open up whole new photographic possibilities
A total of 215 lenses* can be used on the PENTAX Q series
Ranging from fish-eye lenses and uni-focal wide-angle lenses to telephoto zoom lenses
Wide variety of perspectives and visual effects with quick, effortless lens changes
Built-in mechanical shutter
A mechanical shutter has been incorporated in this adapter to prevent “rolling shutter distortion” — a problem that results in distorted images of the subject
Manual aperture control possible
Camera shake is automatically compensated for with any lens