In stock
S2: uncoated, polished, surf. fl. < λ/4, 20/10 S/D
Side surfaces: uncoated, grinded, not polished. No markings, no coating or processing residuals.
S1: uncoated, polished, surf. fl. < λ/4, 20/10 S/D
Material: N-BK7
Diameter, mm: 5.0 (+0.0/-0.1) mm
Chips: <0.1, <0.05(best effort) mm
Protective chamfers: 0.1-0.2 mm on all facets
Thickness, mm: 1 (+/-0.1) mm
Parallelism error: <30 arcsec
Side surfaces: uncoated, grinded, not polished. No markings, no coating or processing residuals.
S1: uncoated, polished, surf. fl. < λ/4, 20/10 S/D
Material: N-BK7
Diameter, mm: 5.0 (+0.0/-0.1) mm
Chips: <0.1, <0.05(best effort) mm
Protective chamfers: 0.1-0.2 mm on all facets
Thickness, mm: 1 (+/-0.1) mm
Parallelism error: <30 arcsec
