LOMO Microscope Objective - APO 20x0.80 Gelatine

Magnification: 20x
Numeric aperture: 0.80
Immersion: None
Tube: 160mm
Cover glass: 0.17mm
Focal length: 8.40mm
Image size: 18mm
Work distance: 1.10mm
Parfocal height: 32.7mm
Correction : Apochromat
Spectrum range: 400-700nm
Research method: None
Contrast method: None
Works in transmitted light.

This objective is purposed for researching of gelatine photoemulsions of 0-0.90mm thickness.