Aluminum carrying cases
Trail Lens Set
Rubber molds
Metal Castings
Laser Range Finder
Fiber optic cables
Camera Lens
Penta Prism
 Author:  Source:  AddDate:2010/2/8 16:30:13

Material: BK7 Grade A optical glass or equivalent optical glass
Dimension Tolerance: +/- 0.25mm
90 Deviation: < 30 arc seconds
Precision series: up to 10 arc seconds
Flatness: From l/2 to l/4 at 632.8 nm
Reflectivity: R > 95% per face from 630 to 680 nm
Surface Quality: 60-40 scratch and dig
Clear Aperture >80%
Protective Bevel