Products
Spherical Lenses
BK7 Plano-convex Spherical Lenses
Material:BK7
Design Wavelength:632.8nm
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:AR
A:350-650nm
B:650-1050nm
C:1050-1580nm
A:350-650nm
B:650-1050nm
C:1050-1580nm
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BK7 Plano-convex Spherical Lenses
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 11A1116R | 10.00 | 6.00 | 5.15 | 2.50 | 1.50 | 8.35 |
| 11A1470R | 12.00 | 6.00 | 6.18 | 2.30 | 1.50 | 10.48 |
| 11A1222R | 15.00 | 6.00 | 7.73 | 2.10 | 1.50 | 13.61 |
| 11A1700R | 30.00 | 6.00 | 15.45 | 1.80 | 1.50 | 28.81 |
| 11A1576R | 12.00 | 9.00 | 6.18 | 3.40 | 1.50 | 9.76 |
| 11A1472R | 20.00 | 9.00 | 10.30 | 2.50 | 1.50 | 18.35 |
| 11A1540R | 15.00 | 12.70 | 7.73 | 5.10 | 1.80 | 11.63 |
| 11A1074R | 20.00 | 12.70 | 10.30 | 4.00 | 1.80 | 17.36 |
| 11A1560R | 25.00 | 12.70 | 12.88 | 3.50 | 1.80 | 22.69 |
| 11A1289R | 30.00 | 12.70 | 15.45 | 3.20 | 1.80 | 27.89 |
| 11A1304R | 40.00 | 12.70 | 20.60 | 2.80 | 1.80 | 38.15 |
| 11A1213R | 50.00 | 12.70 | 25.75 | 2.60 | 1.80 | 48.28 |
| 11A1207R | 100.00 | 12.70 | 51.51 | 2.20 | 1.80 | 98.55 |
| 11A1859R | 20.00 | 18.00 | 10.30 | 7.10 | 1.80 | 15.31 |
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 11A1270R | 25.00 | 18.00 | 12.88 | 5.50 | 1.80 | 21.37 |
| 11A1085R | 30.00 | 18.00 | 15.45 | 4.70 | 1.80 | 26.90 |
| 11A1119R | 50.00 | 18.00 | 25.75 | 3.40 | 1.80 | 47.76 |
| 11A1252R | 25.40 | 25.00 | 13.08 | 11.70 | 2.50 | 17.68 |
| 11A1255R | 50.00 | 25.00 | 25.75 | 5.30 | 2.07 | 46.50 |
| 11A1257R | 75.00 | 25.00 | 38.63 | 4.10 | 2.02 | 72.29 |
| 11A1251R | 100.00 | 25.00 | 51.51 | 3.60 | 2.06 | 97.62 |
| 11A1253R | 200.00 | 25.00 | 103.02 | 2.80 | 2.04 | 198.15 |
| 11A1951R | 25.40 | 25.40 | 13.08 | 11.70 | 1.80 | 17.68 |
| 11A1805R | 30.00 | 25.40 | 15.45 | 8.60 | 2.00 | 24.32 |
| 11A1027R | 35.00 | 25.40 | 18.03 | 7.20 | 2.00 | 30.25 |
| 11A1422R | 40.00 | 25.40 | 20.60 | 6.40 | 2.00 | 35.78 |
| 11A1131R | 50.00 | 25.40 | 25.75 | 5.30 | 2.00 | 46.50 |
| 11A1134R | 60.00 | 25.40 | 30.91 | 4.70 | 2.00 | 56.90 |
| 11A1608R | 75.00 | 25.40 | 38.63 | 4.10 | 2.00 | 72.29 |
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 11A1509R | 100.00 | 25.40 | 51.51 | 3.60 | 2.00 | 97.62 |
| 11A1986R | 125.00 | 25.40 | 64.39 | 3.30 | 2.00 | 122.82 |
| 11A1433R | 150.00 | 25.40 | 77.26 | 3.10 | 2.00 | 147.95 |
| 11A1229R | 175.00 | 25.40 | 90.14 | 2.90 | 2.00 | 173.09 |
| 11A1708R | 200.00 | 25.40 | 103.02 | 2.80 | 2.00 | 198.15 |
| 11A1461R | 250.00 | 25.40 | 128.77 | 2.60 | 2.00 | 248.28 |
| 11A1484R | 300.00 | 25.40 | 154.53 | 2.50 | 2.00 | 298.35 |
| 11A1172R | 400.00 | 25.40 | 206.04 | 2.40 | 2.00 | 389.42 |
| 11A1908R | 500.00 | 25.40 | 257.55 | 2.30 | 2.00 | 498.48 |
| 11A1978R | 750.00 | 25.40 | 386.32 | 2.20 | 2.00 | 748.55 |
| 11A1464R | 1000.00 | 25.40 | 515.09 | 2.20 | 2.00 | 998.55 |
| 11A1274R | 40.00 | 30.00 | 20.60 | 9.00 | 2.50 | 34.06 |
| 11A1102R | 50.00 | 30.00 | 25.75 | 7.30 | 2.50 | 45.18 |
| 11A1765R | 75.00 | 30.00 | 38.63 | 5.50 | 2.50 | 71.37 |
| 11A1031R | 100.00 | 30.00 | 51.51 | 4.70 | 2.50 | 96.90 |
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 11A1911R | 120.00 | 30.00 | 61.81 | 4.30 | 2.50 | 117.16 |
| 11A1907R | 150.00 | 30.00 | 77.26 | 3.10 | 1.60 | 147.95 |
| 11A1541R | 200.00 | 30.00 | 103.02 | 2.80 | 1.70 | 198.15 |
| 11A1832R | 250.00 | 30.00 | 128.77 | 2.60 | 1.70 | 248.28 |
| 11A1419R | 300.00 | 30.00 | 154.53 | 2.50 | 1.80 | 298.35 |
| 11A1237R | 500.00 | 30.00 | 257.55 | 2.30 | 1.80 | 498.48 |
| 11A1401R | 60.00 | 50.80 | 30.91 | 16.30 | 3.00 | 49.24 |
| 11A1145R | 75.00 | 50.80 | 38.63 | 12.50 | 3.00 | 66.75 |
| 11A1050R | 100.00 | 50.80 | 51.51 | 9.70 | 3.00 | 93.60 |
| 11A1384R | 125.00 | 50.80 | 64.39 | 8.20 | 3.00 | 119.59 |
| 11A1417R | 150.00 | 50.80 | 77.26 | 7.30 | 3.00 | 145.18 |
| 11A1399R | 175.00 | 50.80 | 90.14 | 6.70 | 3.00 | 170.58 |
| 11A1979R | 200.00 | 50.80 | 103.02 | 6.20 | 3.00 | 195.91 |
| 11A1301R | 250.00 | 50.80 | 128.77 | 5.50 | 3.00 | 246.37 |
| 11A1256R | 300.00 | 50.80 | 154.53 | 5.10 | 3.00 | 296.63 |
| NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
| 11A1725R | 400.00 | 50.80 | 206.04 | 4.60 | 3.00 | 396.96 |
| 11A1380R | 500.00 | 50.80 | 257.55 | 4.30 | 3.00 | 497.16 |
| 11A1727R | 750.00 | 50.80 | 386.32 | 3.80 | 3.00 | 747.49 |
| 11A1779R | 1000.00 | 50.80 | 515.09 | 3.60 | 3.00 | 997.62 |
| 11A1740R | 85.00 | 75.00 | 43.78 | 24.20 | 3.00 | 69.03 |
| 11A1238R | 100.00 | 75.00 | 51.51 | 19.20 | 3.00 | 87.33 |
| 11A1002R | 150.00 | 75.00 | 77.26 | 12.70 | 3.00 | 141.62 |
| 11A1353R | 200.00 | 75.00 | 103.02 | 10.10 | 3.00 | 193.33 |
