No Distortion Industrial Microscope Lens Big Visual Field 3.0MP Manual IRIS Zoom Focus Lens 8-50mm CS C Mount Lens HY-L850M

Feature

Vari-focal: 8-50 mm    
Aperture: ( F ) 1.4    
Format: 1/2"    
Horizontal Angle of View: 41°-7.2°    
Min Object Distance: 30cm    
Manual: IRIS, ZOOM, FOCUS    
Dimension diameter: 38 mm x 75 mm