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Lenses for focussing or imaging in applications with roughly symmetric object/image distances. Download complete lens catalogue (2MB) Fused Silica Double-Convex Lenses back to overview | Material: | UV Grade Fused Silica |  | | Design Wavelength: | 587.6nm; n=1.45848 | | Diameter Tolerance: | +0.0 /-0.1mm | Center Thickness Tolerance: | ±0.2mm | | Focal Length Tolerance: | ±2% | | Centering Tolerance: | 3 arc minutes | | Surface Quality: | 40/20 scratch-dig | | Clear Aperture: | >90% | | Surface Figure: | λ/4 @ 632.8nm | | Bevel : | 0.2mmx450 | | Coatings: | without coating | (if you require an AR coating, please specify with your order) |
| OrderNo. | Dia.(mm) | EFL(mm) | BFL(mm) | R1=R2(mm) | Tc(mm) | Te(mm) | | DCX-FS-004-004 | 4.0 | 4.0 | 2.806 | 3.12 | 2.96 | 1.5 | | DCX-FS-006-006 | 6.3 | 6.3 | 4.886 | 5.13 | 3.67 | 1.5 | | DCX-FS-006-016 | 6.3 | 16.0 | 15.419 | 14.4 | 1.63 | 1.0 | | DCX-FS-010-010 | 10.0 | 10.0 | 8.184 | 8.34 | 4.83 | 1.5 | | DCX-FS-012-012 | 12.7 | 12.7 | 10.31 | 10.54 | 6.26 | 2.0 | | DCX-FS-012-015 | 12.7 | 15.0 | 13.039 | 12.86 | 5.36 | 2.0 | | DCX-FS-025-025 | 25.4 | 25.4 | 21.597 | 21.55 | 10.28 | 2.0 | | DCX-FS-025-030 | 25.4 | 30.0 | 26.898 | 26.09 | 8.60 | 2.0 |
BK7 Double-Convex Lenses back to overview | Material: | BK7 grade A optical glass | | | Design Wavelength: | 587.6nm | | Diameter Tolerance: | +0.0 /-0.1mm | Center Thickness Tolerance: | ±0.2mm | | Focal Length Tolerance: | ±2% | | Centering Tolerance: | 3 arc minutes | | Surface Quality: | 60/40 scratch-dig | | Clear Aperture: | >90% | | Surface Figure: | λ/4 @ 632.8nm | | Bevel : | 0.2mmx450 | | Coatings: | without coating | (if you require an AR coating, please specify with your order) |
| OrderNo. | Dia.(mm) | EFL(mm) | BFL(mm) | R1=-R2(mm) | Tc(mm) | Te(mm) | DCX-BK7-002-002 | 2.0 | 2.0 | 1.359 | 1.734 | 1.63 | 1.0 | DCX-BK7-002-003 | 2.0 | 2.5 | 1.962 | 2.304 | 1.46 | 1.0 | DCX-BK7-003-003 | 3.0 | 3.0 | 2.291 | 2.732 | 1.90 | 1.0 | DCX-BK7-003-006 | 3.0 | 6.3 | 5.833 | 6.265 | 1.36 | 1.0 | DCX-BK7-003-009 | 3.0 | 10.0 | 9.588 | 10.115 | 1.22 | 1.0 | DCX-BK7-004-004 | 4.0 | 4.0 | 3.214 | 3.728 | 2.16 | 1.0 | DCX-BK7-006-006 | 6.3 | 6.3 | 5.065 | 5.861 | 3.34 | 1.5 | DCX-BK7-010-010 | 10.0 | 10.0 | 8.240 | 9.419 | 4.87 | 2.0 | DCX-BK7-012-012 | 12.5 | 12.5 | 10.514 | 11.885 | 5.55 | 2.0 | DCX-BK7-016-016 | 16.0 | 16.0 | 13.668 | 15.311 | 6.51 | 2.0 | DCX-BK7-025-025 | 25.0 | 25.0 | 21.846 | 24.19 | 8.96 | 2.0 | DCX-BK7-040-040 | 40.0 | 40.0 | 35.236 | 38.85 | 13.59 | 2.5 | DCX-BK7-050-050 | 50.0 | 50.0 | 44.097 | 48.59 | 16.85 | 3.0 | DCX-BK7-063-063 | 63.0 | 63.0 | 55.880 | 61.39 | 20.40 | 3.0 | DCX-BK7-100-100 | 100.0 | 100.0 | 89.981 | 98.5 | 31.52 | 4.0 |
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