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Right Angle Prism may be used as a 90 degree reflector or 180 degree retroreflector. The prism deflect, deviate and rotate beams of light as well as dispersing their wavelengths. They usually used for beam deviation or as substrates for beamsplitters.
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90¡ã Deflection |
180¡ã Deflection |
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| Right Angle Prism |
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| Specifications: |
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Material |
BK7 grade A optical glass, UV grade fused silica etc. |
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Dimension Tolerance |
+0.0/-0.2mm |
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Clear Aperture |
> 80% |
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Surface Quality |
60-40 S/D (Standard), up to 20-10 S/D |
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90¡ã Deviation |
< 3 arc minutes, up to 5 arc seconds, Refer to the table |
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Flatness |
¦Ë/2 @632.8nm(Stadard), up to ¦Ë/4 @632.8nm |
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Protective Bevel |
<0.25mm x 45¡ã | |
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| BK7 Right Angle Prism Standard Products: |
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Size (mm) |
3 arc minutes |
1 arc minute |
30 arc seconds |
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Part No. |
Part No. |
Part No. |
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A=B=C=3.2 |
PRA0001 |
PRA0101 |
PRA0201 |
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A=B=C=5.0 |
PRA0002 |
PRA0102 |
PRA0202 |
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A=B=C=10.0 |
PRA0003 |
PRA0103 |
PRA0203 |
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A=B=C=12.7 |
PRA0004 |
PRA0104 |
PRA0204 |
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A=B=C=15.0 |
PRA0005 |
PRA0105 |
PRA0205 |
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A=B=C=20.0 |
PRA0006 |
PRA0106 |
PRA0206 |
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A=B=C=25.4 |
PRA0007 |
PRA0107 |
PRA0207 |
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A=B=C=30.0 |
PRA0008 |
PRA0108 |
PRA0208 |
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A=B=C=40.0 |
PRA0009 |
PRA0109 |
PRA0209 |
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A=B=C=50.8 |
PRA0010 |
PRA0110 |
PRA0210 | |
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| Fused Silica Right Angle Prism Standard Products: |
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Size (mm) |
3 arc minutes |
1 arc minute |
30 arc seconds |
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Part No. |
Part No. |
Part No. |
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A=B=C=12.7 |
PRA1004 |
PRA1104 |
PRA1204 |
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A=B=C=25.4 |
PRA1007 |
PRA1107 |
PRA1207 | |
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| Laser Grade Right Angle Prism |
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| Laser Grade Right-Angle Prisms are fabricated by special selection optical matericals with low scatter and absoption. |
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| Specifications: |
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Material |
BK7 grade A, fine annealed optical glass, UV grade fused silica etc. |
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Dimension Tolerance |
+0.0/-0.2mm |
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Clear Aperture |
> 80% |
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Surface Quality |
20-10 S/D |
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Angle Tolerance(45¡ã, 90¡ã) |
< 3 arc minutes (Standard), up to 5 arc seconds |
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Flatness |
¦Ë/10 @632.8nm |
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Protective Bevel |
<0.25mm x 45¡ã | |
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| BK7 Laser Grade Right Angle Prism Standard Products: |
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Part No. |
Size (mm) |
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PLR1002 |
A=B=C=5.0 |
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PLR1003 |
A=B=C=10.0 |
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PLR1004 |
A=B=C=12.7 |
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PLR1005 |
A=B=C=15.0 |
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PLR1006 |
A=B=C=20.0 |
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PLR1007 |
A=B=C=25.4 | |
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| Fused Silica Laser Grade Right Angle Prism Standard Products: |
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Part No. |
Size (mm) |
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PLR1004 |
A=B=C=12.7 |
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PLR1007 |
A=B=C=25.4 | |
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Note: Other sizes, optical glass and all kinds of coatings are available upon request.
The general tolerance specifications above provide a guideline regarding manufacturing capabilities for optics ranging in size from 3.2-76.2mm. The manufacturing limits are not absolute; tighter tolerances may be possible. Part specific tolerances may vary depending on component size, shape, and/or material. |
