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SG赛车历史开奖

Material: BK7 grade A optical glass Barrel Drum Lenses Diagram
Diameter Tolerance: +0.0/-1.05mm
Length: +1.005mm
Surface Quality: 40/20
Coatings: without coating


(mm)
Catalog No. Diameter L
AL17-020-025 2.0 2.5
AL17-020-030 2.0 3.0
AL17-030-040 3.0 4.0
AL17-040-050 4.0 5.0
AL17-070-080 7.0 8.0