This plano-concave lens is exquisitely made with UV-grade synthetic fused silica. It features outstanding thermal properties, exceptional purity, as well as excellent environmental durability for rigorous applications. Thousands of ready-made radiuses of curvature model will be offered. In the meantime, the custom-made models are available.
Technical Specifications
Material: UV Grade Fused Silica
Diameter Tolerance: +0/-0.1mm
Thickness Tolerance: ±0.2mm
Flatness: λ/4 @632.8nm
Clear Aperture: 90%
Focal Length Tolerance: +/-1%
Surface Quality: 40-20
Bevel: <0.25mm x 45 º
Design Wavelength: 587.6nm
Centration: 3 arc min
Note: The following chart is the price per unit of common single wavelength anti-reflection coating. Yet, many uncertain factors like size, time, quantity, and exchange rate might account for actual price fluctuations. If you are interested in our product, please don't hesitate to call us. Moreover, please glance over the page of coating film on our website for more information.
| Catalog No. | Diameter (mm) | Effective FL(mm) | Back FL(mm) | Radius R1(mm) | Center Thickness (mm) | Edge Thickness (mm) | Price-Uncoated | AR@1064nm double Sides | |||
| 5--10 | 50-100 | 10.0 | 50.0 | 100.0 | |||||||
| BJP-L3J-06-012 | 6 | -12 | -13.10 | -5.50 | 1.60 | 2.49 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-06-018 | 6 | -18 | -19.37 | -8.25 | 2.00 | 2.56 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-06-024 | 6 | -24 | -25.37 | -11.00 | 2.00 | 2.42 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-06-035 | 6 | -35 | -36.51 | -16.04 | 2.20 | 2.48 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-10-018 | 10 | -18 | -19.37 | -8.25 | 2.00 | 3.69 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-10-024 | 10 | -24 | -25.37 | -11.00 | 2.00 | 3.20 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-10-030 | 10 | -30 | -31.37 | -13.75 | 2.00 | 2.94 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-10-040 | 10 | -40 | -41.51 | -18.34 | 2.20 | 2.89 | $22.6 | $12.9 | $54.8 | $21.0 | $17.7 |
| BJP-L3J-127-020 | 12.7 | -20 | -21.10 | -9.17 | 1.60 | 4.16 | $24.2 | $14.5 | $56.5 | $22.6 | $19.4 |
| BJP-L3J-127-024 | 12.7 | -24 | -25.37 | -11.00 | 2.00 | 4.02 | $24.2 | $14.5 | $56.5 | $22.6 | $19.4 |
| BJP-L3J-127-030 | 12.7 | -30 | -31.65 | -13.75 | 2.40 | 3.95 | $24.2 | $14.5 | $56.5 | $22.6 | $19.4 |
| BJP-L3J-127-040 | 12.7 | -40 | -41.71 | -18.34 | 2.50 | 3.63 | $24.2 | $14.5 | $56.5 | $22.6 | $19.4 |
| BJP-L3J-127-050 | 12.7 | -50 | -52.06 | -22.92 | 3.00 | 3.90 | $24.2 | $14.5 | $56.5 | $22.6 | $19.4 |
| BJP-L3J-20-030 | 20 | -30 | -31.10 | -13.75 | 1.60 | 5.91 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-20-040 | 20 | -40 | -41.10 | -18.34 | 1.60 | 4.57 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-20-050 | 20 | -50 | -51.37 | -22.92 | 2.00 | 4.30 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-20-075 | 20 | -75 | -76.78 | -34.38 | 2.60 | 4.09 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-20-100 | 20 | -100 | -102.06 | -45.84 | 3.00 | 4.10 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-20-4363 | 20 | -4363 | -4366.43 | -2000.00 | 5.00 | 5.03 | $25.8 | $16.1 | $58.1 | $24.2 | $21.0 |
| BJP-L3J-254-035 | 25.4 | -35 | -36.03 | -16.04 | 1.50 | 7.74 | $33.9 | $25.8 | $66.1 | $33.9 | $30.6 |
| BJP-L3J-254-040 | 25.4 | -40 | -41.10 | -18.34 | 1.60 | 6.71 | $32.3 | $24.2 | $64.5 | $32.3 | $29.0 |
| BJP-L3J-254-050 | 25.4 | -50 | -51.23 | -22.92 | 1.80 | 5.64 | $30.6 | $22.6 | $62.9 | $30.6 | $27.4 |
| BJP-L3J-254-075 | 25.4 | -75 | -76.23 | -34.38 | 1.80 | 4.23 | $30.6 | $22.6 | $62.9 | $30.6 | $27.4 |
| BJP-L3J-254-100 | 25.4 | -100 | -101.71 | -45.84 | 2.50 | 4.29 | $30.6 | $22.6 | $62.9 | $30.6 | $27.4 |
| BJP-L3J-508-100 | 50.8 | -100 | -101.23 | -45.84 | 1.80 | 9.48 | $77.4 | $61.3 | $109.7 | $69.4 | $69.4 |
| BJP-L3J-508-150 | 50.8 | -150 | -151.10 | -68.76 | 1.60 | 6.46 | $61.3 | $45.2 | $93.5 | $53.2 | $53.2 |
| BJP-L3J-508-250 | 50.8 | -250 | -251.37 | -114.60 | 2.00 | 4.85 | $58.1 | $41.9 | $90.3 | $50.0 | $50.0 |
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