PROMINAR XD lens and a dispersion concave lens help to minimize chromatic aberrationsMulti-coated optical surfaces minimize reflections while helping to maximize light transmission, sharpness, and color fidelity
Use and Handling
Smooth and coarse focus knobs
Integrated sunshadeRotatable tripod collar with 1/4"-20 threading
Construction Details
Magnesium-alloy body
Nitrogen filled to be fogproofO-ring sealed to be waterproof