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Closed Angle RetroreflectorsSpecifications:?? Material: N-BK7 Grade A, optical glass equivalently?? Dimension Tolerance:? ±0.1mm?? Clear Aperture: >85%?? Deviation: 8 arc second Flatness: λ@632.8nm on big surface, λ/4@632.8nm on other surface?????????? Surface Quality: 60-40 Scratch and dig, 40-20 Scratch and dig is availableChamfer: 0.2-0.3mm?? Coating: Specified by customer?
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2.15m Telescopic Red/White Detail Pole...
Commander Group Ltd
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Address: No.16, Xinyuan Rd., Jiangyin, Jiangsu, P.R.C,
jiangyin, jiangsu
China, 214400
Tel: 86-510-81665363
Fax: 86-510-86027256