| Material Type | GCr15 Bearing Steel |
|---|---|
| Hardness | HRC 62-65 |
| Working Surface Flatness Grade 0 (Grade II) | ≤ 0.03 μm |
| Rotating Center Aperture | φ25 Mm |
| Perpendicularity Of Working Surface To Datum Plane Grade 0 (Grade II) | ≤ ±10 Arcseconds |
| Material | Glass |
|---|---|
| Surface Finish | Polished |
| Hardness | HRC62-65 |
| Refractive Index | 1.5 |
| Surface Roughness Of Working Surface Ra | ≤0.025 |
| Prism Thickness | 17-20 Mm |
|---|---|
| Material Type | GCr15 Bearing Steel |
| Rotating Center Aperture | φ25 Mm |
| Datum Plane Flatness Grade 0 (Grade II) | ≤ 1 μm |
| Working Surface Roughness | Ra ≤ 0.025 μm |
| Prism Thickness | 17-20 Mm |
|---|---|
| Material Type | GCr15 Bearing Steel |
| Rotating Center Aperture | φ25 Mm |
| Datum Plane Flatness Grade 0 (Grade II) | ≤ 1 μm |
| Working Surface Roughness | Ra ≤ 0.025 μm |
| Prism Thickness | 17-20 Mm |
|---|---|
| Material Type | GCr15 Bearing Steel |
| Rotating Center Aperture | φ25 Mm |
| Datum Plane Flatness Grade 0 (Grade II) | ≤ 1 μm |
| Working Surface Roughness | Ra ≤ 0.025 μm |