LOMO APO microscope objective lens 

Purpose: For biological, bacteriological and other researches
Correction: Apochromat
Magnification: 60х
Numeric aperture: 1-0,7
Cover glass thickness: -
Focal length: 3,0 mm
Immersion: Oil
Work distance: 0.22mm
Parfocal height: 32,7mm (RMS)
Tube: 160mm
Research method: -
Contrast method:
Other features: Ring with correcting of apperture
Mount thread : 0.8″-36tpi (RMS) 

Glasses of objective without any damages or delaminations.
Note : Shipping from Poland 
Happy bidding !