Products
Spherical Lenses
BK7 Positive Meniscus 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
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
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BK7 Positive Meniscus Spherical Lenses
NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
11E1234R | 100.00 | 25.40 | (R1)32.14(R2)82.20 | 3.60 | 2.00 | 96.19 |
11E1156R | 125.00 | 25.40 | (R1)40.60(R2)106.86 | 3.30 | 2.00 | 121.55 |
11E1104R | 150.00 | 25.40 | (R1)49.10(R2)131.81 | 3.10 | 2.00 | 146.78 |
11E1202R | 200.00 | 25.40 | (R1)66.20(R2)182.57 | 2.80 | 2.00 | 197.12 |
11E1157R | 250.00 | 25.40 | (R1)83.40(R2)234.19 | 2.60 | 2.00 | 247.35 |
11E1929R | 300.00 | 25.40 | (R1)100.90(R2)288.30 | 2.50 | 2.00 | 297.47 |
11E1872R | 400.00 | 25.40 | (R1)136.50(R2)402.03 | 2.40 | 2.00 | 397.61 |
11E1261R | 500.00 | 25.40 | (R1)172.90(R2)523.70 | 2.30 | 2.00 | 497.74 |
11E1458R | 1000.00 | 25.40 | (R1)371.60(R2)1331.26 | 2.20 | 2.00 | 997.99 |
11E1076R | 100.00 | 50.80 | (R1)30.34(R2)65.80 | 9.70 | 1.10 | 89.13 |
11E1527R | 125.00 | 50.80 | (R1)39.20(R2)93.08 | 8.20 | 2.40 | 116.11 |
11E1418R | 150.00 | 50.80 | (R1)47.90(R2)119.51 | 7.30 | 2.70 | 142.23 |
11E1015R | 200.00 | 50.80 | (R1)65.20(R2)171.87 | 6.20 | 2.90 | 193.53 |
11E1613R | 250.00 | 50.80 | (R1)82.54(R2)224.69 | 5.50 | 3.00 | 244.34 |
NO. | EFL(mm) | Dia(mm) | Radius(mm) | Tc(mm) | Te(mm) | BFL(mm) |
11E1985R | 300.00 | 50.80 | (R1)100.10(R2)279.28 | 5.10 | 3.00 | 294.80 |
11E1359R | 400.00 | 50.80 | (R1)135.80(R2)393.38 | 5.00 | 3.40 | 394.99 |
11E1153R | 500.00 | 50.80 | (R1)172.30(R2)515.42 | 5.00 | 3.70 | 495.07 |
11E1834R | 1000.00 | 50.80 | (R1)371.50(R2)1326.56 | 5.00 | 4.40 | 995.42 |