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focusing lenses
Infrared plano convex mirrors commonly used as focusing lenses are made of materials including BaF2, CaF2, Si, Ge, Al2O3, ZnSe, and various other mate
Product details
常用作聚焦镜的红外平凸镜，材料包括BaF2,CaF2，Si，Ge，Al2O3，ZnSe以及其他各种材料。
Diameter tolerance +0,-0.005” (+0,-0.13 mm)
Center Thickness tolerance ±0.008” (±0.2 mm)
Design Wavelength 5.0 microns
Focal Length tolerance ±2%
Surface Quality 60/40
Clear Aperture 90% Central Diameter
Wedge Angle < 3 arc min
Surface Irregularity 1 l at 633 nm
| Dia tolerance (inch) | +0, -0.005 |
| Dia tolerance (mm) | +0, -0.13 |
| Center Thickness tolerance | ±0.008” (±0.2 mm) |
| Design Wavelength | 5.0 microns |
| Focal Length Tolerance | ±2% |
| Surface Quality | 60/40 |
| Clear Aperture | 90% Central Dia |
| Wedge Angle | < 3 arc min |
| Surface Irregularity | 1 wave at 633 nm |
| Dia tolerance (inch) | +0, -0.005 |
| Dia tolerance (mm) | +0, -0.13 |
| Center Thickness tolerance | ±0.008” (±0.2 mm) |
| Design Wavelength | 5.0 microns |
| Focal Length Tolerance | ±2% |
| Surface Quality | 60/40 |
| Clear Aperture | 90% Central Dia |
| Wedge Angle | < 3 arc min |
| Surface Irregularity | 1 wave at 633 nm |
| Dia tolerance (inch) | +0, -0.005 |
| Dia tolerance (mm) | +0, -0.13 |
| Center Thickness tolerance | ±0.008” (±0.2 mm) |
| Design Wavelength | 5.0 microns |
| Focal Length Tolerance | ±2% |
| Surface Quality | 60/40 |
| Clear Aperture | 90% Central Dia |
| Wedge Angle | < 3 arc min |
| Surface Irregularity | 1 wave at 633 nm |
| Dia tolerance (inch) | +0, -0.005 |
| Dia tolerance (mm) | +0, -0.13 |
| Center Thickness tolerance | ±0.008” (±0.2 mm) |
| Design Wavelength | 5.0 microns |
| Focal Length Tolerance | ±2% |
| Surface Quality | 60/40 |
| Clear Aperture | 90% Central Dia |
| Wedge Angle | < 3 arc min |
| Surface Irregularity | 1 wave at 633 nm |
| Dia tolerance (inch) | +0, -0.005 |
| Dia tolerance (mm) | +0, -0.13 |
| Center Thickness tolerance | ±0.008” (±0.2 mm) |
| Design Wavelength | 5.0 microns |
| Focal Length Tolerance | ±2% |
| Surface Quality | 60/40 |
| Clear Aperture | 90% Central Dia |
| Wedge Angle | < 3 arc min |
| Surface Irregularity | 1 wave at 633 nm |
| Dia tolerance (inch) | +0, -0.005 |
Center Thickness tolerance ±0.008” (±0.2 mm)
Design Wavelength 5.0 microns
Focal Length tolerance ±2%
Surface Quality 60/40
Clear Aperture 90% Central Diameter
Wedge Angle < 3 arc min
Surface Irregularity 1 l at 633 nm
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