Products
Spherical Lenses
Fused Silica Negative Meniscus Spherical Lenses
Material:UV-Grade Fused Silica
Design Wavelength:587.6nm
Focal Length Tolerance:±1%
Diameter Tolerance:+0.0/-0.1mm
Thickness Tolerance:±0.1mm
Surface Accuracy:λ/4@632.8nm
Surface Quality:40-20
Centration:<3'
Clear Aperture:>90%
Bevelling:<0.2×45°
Coating:UV AR:290-370nm
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Fused Silica Negative Meniscus Spherical Lenses
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 12F4938R | -100.00 | 25.40 | (R1)34.89(R2)150.00 | 3.00 | 4.90 | -102.70 |
| 12F4370R | -150.00 | 25.40 | (R1)46.86(R2)150.00 | 3.00 | 4.20 | -153.02 |
| 12F4624R | -200.00 | 25.40 | (R1)56.49(R2)150.00 | 3.50 | 4.40 | -203.89 |
| 12F4348R | -300.00 | 25.40 | (R1)71.23(R2)150.00 | 3.50 | 4.10 | -304.63 |
| 12F4706R | -500.00 | 25.40 | (R1)106.23(R2)200.00 | 3.50 | 3.90 | -505.18 |
| 12F4986R | -1000.00 | 25.40 | (R1)180.58(R2)300.00 | 4.00 | 4.20 | -1006.96 |
| 12F4315R | -100.00 | 50.80 | (R1)37.01(R2)200.00 | 5.00 | 13.40 | -104.25 |
| 12F4101R | -150.00 | 50.80 | (R1)50.77(R2)200.00 | 5.00 | 10.20 | -154.64 |
| 12F4328R | -200.00 | 50.80 | (R1)62.38(R2)200.00 | 5.00 | 8.80 | -205.04 |
| 12F4929R | -300.00 | 50.80 | (R1)88.17(R2)250.00 | 5.00 | 7.40 | -305.35 |
| 12F4329R | -500.00 | 50.80 | (R1)129.27(R2)300.00 | 5.00 | 6.40 | -506.08 |
| 12F4246R | -1000.00 | 50.80 | (R1)180.39(R2) 300.00 | 5.00 | 5.70 | -1008.71 |
