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Roof Prism With the roof surface, these prisms are used to invert and reverse the image. DELN can provide roof right angle prisms, Schmidt prisms, roof penta or half penta prisms, or other roof prism specified by customers.
Manufacturing Capabilities Material BK7, Fused Silica, SF11, Other Optical Glass Dimension Tolerance +0.0/-0.1mm Clear Aperture >90% Angle Tolerance < 8 arc seconds Roof Angle Tolerance < 3 arc seconds Flatness < λ/8 @ 632.8nm Surface Quality 60/40 to 20/10 scratch and dig
Material
BK7, Fused Silica, SF11, Other Optical Glass
Dimension Tolerance
+0.0/-0.1mm
Clear Aperture
>90%
Angle Tolerance
< 8 arc seconds
Roof Angle Tolerance
< 3 arc seconds
Flatness
< λ/8 @ 632.8nm
Surface Quality
60/40 to 20/10 scratch and dig
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