UV-Grade Fused Silica Positive 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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UV-Grade Fused Silica Positive Meniscus Spherical Lenses
| NO. | Dia | EFL | R1 | R2 | Tc | Te | BFL |
| 12E4173R | 25.40 | 100.00 | 31.00 | 91.84 | 4.00 | 2.20 | 95.94 |
| 12E4197R | 25.40 | 150.00 | 47.60 | 151.34 | 3.20 | 2.00 | 146.83 |
| 12E4467R | 25.40 | 200.00 | 64.20 | 211.05 | 2.90 | 2.00 | 197.16 |
| 12E4329R | 25.40 | 300.00 | 97.60 | 333.25 | 2.60 | 2.00 | 297.49 |
| 12E4484R | 25.40 | 500.00 | 166.80 | 609.58 | 2.40 | 2.00 | 497.74 |
| 12E4950R | 25.40 | 1000.00 | 347.09 | 1425.70 | 2.20 | 2.00 | 998.01 |
| 12E4412R | 50.80 | 100.00 | 30.60 | 81.89 | 10.70 | 1.20 | 89.01 |
| 12E4125R | 50.80 | 150.00 | 46.50 | 136.01 | 7.80 | 2.70 | 142.09 |
| 12E4560R | 50.80 | 200.00 | 63.00 | 194.67 | 6.60 | 2.90 | 193.41 |
| 12E4984R | 50.80 | 300.00 | 97.60 | 330.21 | 5.40 | 3.00 | 294.78 |
| 12E4150R | 50.80 | 500.00 | 165.40 | 588.25 | 5.00 | 3.60 | 495.25 |
| 12E4822R | 50.80 | 1000.00 | 355.73 | 1580.20 | 5.00 | 4.30 | 995.58 |