General Material --- Plastic(ABS), Glass
Optics/Lens Magnification --- x0.75 Lens Groups-Elements --- 2 groups, 2 elements Lens Grade --- HG
Weights and Measurements Screw Diameter --- M74 x 0.75 Weight --- 10.6oz (300g) Dimensions --- L 1 3/16 x D 4 1/8in (29 x 104mm) Colors Black
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