Goyo Optical TV Macro Manual Zoom 2/3″ Format Z3
Features Magnification: x0.75-3.0 W.D. (mm): 56 Aperture: – Depth of Field (mm): 1-0.2mm Object Size at 1/2″ (mm): 6.4×8.5 – 1.6×2.1 Resolution Power (object): 20-8μm NA: 0.031-0.068 TV Distortion (less than): – Notes: Straight