ALKOR Technologies - your CRYSTAL optics supplier.   ALKOR Technologies - your CRYSTAL optics supplier.
ALKOR Technologies - your CRYSTAL optics supplier.
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Optical wedges, Wedge prisms, Wedged windows

Alkor Technologies provide optical wedges made out of BK7, Fused Silica, BaF2, KBr, Silicon, Germanium and ZnSe according customer's specifications. Standard wedge angles are 30', 12', 1, 2, 5 and 7.5 but we can make any angle. Please contact us for quotation of your custom optical wedge price!


Optical Wedge, wedge prisms

  • Ideal for Beam Steering
  • 0.2 - 7.5 Beam Deviation Options
  • Available Uncoated or Anti-Reflection Coated

Optical wedges, infrared wedge, wedge prisms

1. BaF2 wedge

Cat # Diameter Center thickness
in mm in mm
BF-ww-12.7-2 0.5 12.7 0.079 2.0
BF-ww-25.4-4 1.0 25.4 0.157 4.0
BF-ww-38.1-5 1.5 38.1 0.197 5.0
BF-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request

2. CaF2 wedge

Cat # Diameter Center thickness
in mm in mm
CF-ww-12.7-2 0.5 12.7 0.079 2.0
CF-ww-25.4-4 1.0 25.4 0.157 4.0
CF-ww-38.1-5 1.5 38.1 0.197 5.0
CF-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request

3. Germanium wedge

Cat # Diameter Center thickness
in mm in mm
GE-ww-12.7-2 0.5 12.7 0.079 2.0
GE-ww-25.4-4 1.0 25.4 0.157 4.0
GE-ww-38.1-5 1.5 38.1 0.197 5.0
GE-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request

4. MgF2 wedge

Cat # Diameter Center thickness
in mm in mm
MF-ww-12.7-2 0.5 12.7 0.079 2.0
MF-ww-25.4-4 1.0 25.4 0.157 4.0
MF-ww-38.1-5 1.5 38.1 0.197 5.0
Any other custom wedges are available upon request. C-cut VUV grade MgF2

5. Silicon wedge

Cat # Diameter Center thickness
in mm in mm
Si-ww-12.7-2 0.5 12.7 0.079 2.0
Si-ww-25.4-4 1.0 25.4 0.157 4.0
Si-ww-38.1-5 1.5 38.1 0.197 5.0
Si-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request

6. ZnSe wedge

Cat # Diameter Center thickness
in mm in mm
ZnSe-ww-12.7-2 0.5 12.7 0.079 2.0
ZnSe-ww-25.4-4 1.0 25.4 0.157 4.0
ZnSe-ww-38.1-5 1.5 38.1 0.197 5.0
ZnSe-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request. CVD ZnSe IR grade

7. Fused Silica wedge - UV or IR grade

Cat # Diameter Center thickness
in mm in mm
FS-ww-12.7-2 0.5 12.7 0.079 2.0
FS-ww-25.4-4 1.0 25.4 0.157 4.0
FS-ww-38.1-5 1.5 38.1 0.197 5.0
FS-ww-50.8-6 2.0 50.8 0.236 6.0
Any other custom wedges are available upon request

Standard specifications
Diameter tolerance +0/-0.1mm Angle 30+/-15min or any other angle by request
Thickness tolerance +/-0.1mm Flatness 2 waves per inch at 633nm
Clear Aperture 85% Surface finish 60/40

Tags: wedge prisms, optical wedges, infrared wedge prism, wedge optics.

An optical wedge (wedge prism) is identical to an optical window except that the two plane surfaces are inclined with respect to each other at some specified angle. Common names for a optical wedge include wedged window and thick or thin prisms.

See also: optical lenses, optical prisms