S8328 M68 rear intercept flange deep space photography

S8328 M68 rear intercept flange deep space photography

A set of 9 pieces of S8328 M68 rear intercept flange plates
Inner diameter 68mm
Outer diameter 78mm
Thickness: 0.15mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 1.0mm