
Substrate: UV Fused Silica
Surface Flatness: λ/10@ 633 nm
Surface Quality: 10/5
Parallelism: ≤3 arcmin
Clear Aperture: >90% of Diameter

Substrate: UV Fused Silica
Surface Flatness: λ/10@ 633 nm
Surface Quality: 10/5
Parallelism: ≤3 arcmin
Clear Aperture: >90% of Diameter
| Dia | Thickness | protected Aluminium model | UV Aluminium model | protected Silver model | protected Gold model |
| Φ5.0 | 2 | JKM22-005-AL | JKM22-005-UVAL | JKM22-005-AG | JKM22-005-AU |
| Φ6.3 | 2 | JKM22-006-AL | JKM22-006-UVAL | JKM22-006-AG | JKM22-006-AU |
| Φ10.0 | 2 | JKM22-010-AL | JKM22-010-UVAL | JKM22-010-AG | JKM22-010-AU |
| Φ12.5 | 6 | JKM22-012-AL | JKM22-012-UVAL | JKM22-012-AG | JKM22-012-AU |
| 12.5×12.5 | 6 | JKM22-12SQ-AL | JKM22-12SQ-UVAL | JKM22-12SQ-AG | JKM22-12SQ-AU |
| Φ20.0 | 6 | JKM22-020-AL | JKM22-020-UVAL | JKM22-020-AG | JKM22-020-AU |
| Φ25.0 | 6 | JKM22-025-AL | JKM22-025-UVAL | JKM22-025-AG | JKM22-025-AU |
| 25.0×25.0 | 6 | JKM22-25SQ-AL | JKM22-25SQ-UVAL | JKM22-25SQ-AG | JKM22-25SQ-AU |
| Φ30.0 | 10 | JKM22-030-AL | JKM22-030-UVAL | JKM22-030-AG | JKM22-030-AU |
| Φ38.0 | 10 | JKM22-038-AL | JKM22-038-UVAL | JKM22-038-AG | JKM22-038-AU |
| Φ50.0 | 10 | JKM22-050-AL | JKM22-050-UVAL | JKM22-050-AG | JKM22-050-AU |
| 50.0×50.0 | 10 | JKM22-50SQ-AL | JKM22-50SQ-UVAL | JKM22-50SQ-AG | JKM22-50SQ-AU |