Additional information
| Dimension | A=20mm & H=17.32mm, A=25mm & H=21.65mm, A=30mm & H=25.98mm, A=35mm & H=30.31mm, A=40mm & H=34.64mm, A=50mm & H=43.30mm, A=60mm & H=51.96mm |
|---|---|
| Material | BK7 Grade A, SF10, F2 |
Equilateral Prisms (EQP)
Dispersing prisms- 60°angles
Equilateral prisms are normally used as dispersing prisms. As well as standard BK7 prisms, higher index. SF2 and F2 prisms are offered to increase the dispersive power.
| Material: | BK7A, SF10 or F2 |
| Surface Flatness: | < λ / 8 @ 633 nm |
| Surface Quality: | <20 / 10 (for BK7A) <40 / 20 (for SF10 & F2) |
| Dimension Tolerance: | < + 0.00 / – 0.20 mm |
| Angular Deviation | <3 arc sec |
| Clear Aperture: | >85% in central circular dimension |
| Bevel: | 0.3 mm (typical) x 45° |
Equilateral Prisms (EQP)
