BK7 Fresnel Rhomb Retarder
Material: BK7 Grade A optical glass
Dimension Tolerance: +0.0,-0.2mm
Clear Aperture: >80%
Flatness:λ /10@ 632.8nm
Surface Quality: 20-10 scratch and dig
Bevel: 0.2mm to 0.5mm
Aperature: 10x10 mm
| Part No. |
Ratardation |
Design |
Using Wavelength |
Mounter Dimension |
| A(mm) |
B(mm) |
H(mm) |
| FRR1101 |
λ/4 |
Single |
400-2000nm |
35 |
40 |
37 |
| FRR1102 |
λ/2 |
Double |
400-2000nm |
64 |
40 |
37 |
| FRR1103 |
λ/4 |
Double |
400-2000nm |
140 |
40 |
37 |

FRR1102,FRR1103 retardation curve
Fused Silica Fresnel Rhomb Retarder
CMaterial: UV Grade Fused Silica
Dimension Tolerance: +0.0,-0.2mm
Clear Aperture: >80%
Flatness:λ /10 @ 632.8nm
Surface Quality: 20-10 scratch and dig
Bevel: 0.2mm to 0.5mm
Aperature: 10x10 mm
| Part No. |
Ratardation |
Design |
Using Wavelength |
Mounter Dimension |
| A(mm) |
B(mm) |
H(mm) |
| FRR2101 |
λ/4 |
Single |
200-400nm |
35 |
40 |
37 |
| FRR2102 |
λ/2 |
Double |
200-400nm |
64 |
40 |
37 |
| FRR2103 |
λ/4 |
Double |
200-2000nm |
140 |
40 |
37 |

FRR2102, FRR2103 retardation curve |