This orthoscopic eyepiece has 4 elements in 2 groups low distortion, particularly in the center of the field.
Specifications
focal length: 20 mm
eye relief: 14 mm
apparent field of view: 45 degrees
size: φ 33 x 45 mm
mass: 82 g
This orthoscopic eyepiece has 4 elements in 2 groups low distortion, particularly in the center of the field.
Specifications
focal length: 20 mm
eye relief: 14 mm
apparent field of view: 45 degrees
size: φ 33 x 45 mm
mass: 82 g