W1108- N-BK7 Schott H1 150mm dia. x 1.964mm thk.


Product Attributes

Material/Grade: Schott H1 N-BK7
Diameter: 150.00mm +0.00/-0.10mm
Thickness: 1.964mm ± 0.010mm
Metrology Wavelength: 632.8nm
Clear Aperture (CA): 90% central
Transmitted Wavefront: 1/8th wave per any 26mm dia sub-ap
Reflective Wavefront: < 1 wave per inch over CA
Parallelism: < 30 arc seconds
Bevel(s): 0.50mm max FW @ 45°; all edges
Chips: < 0.50mm MAX , stoned
Cosmetics: 40/20
Edge Finish: fine edge ground
Roughness: < 0.70nm RMS
Semi-Flat: Yes

11 in stock

Quality Levels

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Level 1

As is. C of C only

Full inspection with interferograms

Product price: $325.60
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SKU: W1108 Categories: , ,

Additional information

Weight 6 oz
Dimensions 649131626 × 6495772 mm