Package Included :1PC
Astronomical telescope objective D=104mm F=800mm multilayer film
Caliber D: 104mmFocal length F: 800mmCoating: Multilayer filmCombined image quality: 1/4-1/8Diameter tolerance: +0/-0.12 mmCenter thickness tolerance: ±0.2mmFocal length tolerance: ±0.1%Finish: 60/40Eccentricity: 1'Remarks: two pieces of double-glue lens set;
For astronomical telescopes, finder mirrors and collimating objectives
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Filed under: Eyepieces & Accessories