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A wedge is an optical element having plane-inclined surfaces. Usually the faces are inclined toward one another at very small angles. The wedge diverts light toward its thicker portion.
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Parameters
Material | BK7 or UV Fused Silica |
Design Wavelength | BK7: 632.8nm, n=1.515@632.8nm |
UVFS: 355nm, n=1.476@355nm | |
Dimension Tolerance | +0.0/-0.2mm |
Thickness | 3mm on the thinnest edge |
Wedge Angle Tolerance | <1 arc minutes |
Flatness | <λ /4 @632.8nm |
Surface Quality | 60/40 scratch and dig |
Deviation Angle | From 1 deg to 10 deg |
Coating | None, Available |