T-LF4938 - f = -100.0 mm, Ø1" UV Fused Silica, Negative Meniscus Lens, Uncoated
Product Drawing
- Ø1" Negative Meniscus Lenses
- Available Uncoated or with a UV AR Coating for the 245 - 400 nm Range
- Focal Lengths Available from -100.0 to -1000.0 mm
- Fabricated from UV Grade Fused Silica
- Spherical Surface Power: 3λ/2
- Spherical Surface Irregularity: λ/4
- Diameter 1"
- Focal Length -100.0 mm
- Diopter -10.0
- Radius of Curvature 1 150.0 mm
- Radius of Curvature 2 35.0 mm
-
Center Thickness 3.0 mm
- Edge Thickness 4.9 mm
- Back Focal Length -99.3 mm
- Reference Drawing Click to check
| Diameter |
1" |
| Diameter Tolerance |
+0.0 mm / -0.1 mm |
| Wavelength Range |
185 nm - 2.1 μm |
245 - 400 nm |
Reflectivity Over Coating
Range (AOI = 0°) |
- |
Ravg <0.5% |
| Damage Threshold |
- |
5 J/cm2(355 nm, 10 ns, 10 Hz, Ø0.350 mm) |
| Focal Length Tolerance |
±1% |
| Surface Quality |
40-20 Scratch-Dig |
| Spherical Surface Power |
3λ/2 |
| Spherical Surface Irregularity |
λ/4 |
| Clear Aperture |
>Ø22.86 mm |
| Design Wavelength |
546 nm |
Index of Refraction
(@ Design λ) |
n = 1.460 (@ 546 nm) |
| Centration |
≤3 arcmin |
