Half Penta Prism
Half-Penta Prisms are used to deviate the line of sight by 45° without inverting or reverting the image. The reflecting surface is aluminized and over-coated with Inconel and black paint to increase efficiency.
Special Shape and Customized Prisms Series
Half Penta Prism Main Specification
| wdt_ID | Attributes | Value |
|---|---|---|
| 95 | Material | N-BK7 |
| 96 | Dimension Tolerance | ±0.15mm |
| 97 | Surface Quality | 60/40~40/20 |
| 98 | Angle Tolerance | 45°±5' |
| 99 | Surface Flatness | λ/4~λ/10@633nm |
| 104 | Clear Aperture | >80% |
| 105 | Chips | ＜0.2mm |
| 106 | Coating | Uncoated, Single Layer MgF₂ AR Metal coating + Black painting |
Half Penta Prism Common Type
wdt_ID Part No. Material A=B C D H S/D Flatness Coating
71
PEP15180
N-BK7
20
21.6
34.2
14.2
60/40
λ/4
Single Layer MgF₂ + Al + blacking
72
PEP110180
N-BK7
30
32.4
51.3
21.3
60/40
λ/4
Single Layer MgF₂ + Al + blacking
| wdt_ID | Part No. | Material | A=B | C | D | H | S/D | Flatness | Coating |
|---|---|---|---|---|---|---|---|---|---|
| 71 | PEP15180 | N-BK7 | 20 | 21.6 | 34.2 | 14.2 | 60/40 | λ/4 | Single Layer MgF₂ + Al + blacking |
| 72 | PEP110180 | N-BK7 | 30 | 32.4 | 51.3 | 21.3 | 60/40 | λ/4 | Single Layer MgF₂ + Al + blacking |
Related Products
Roof Prism
Penta Prism
Micro Right Angle Prism
