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Features
The Double Convex Lenses are made from BK7 material, which are manufactured with an identical convex surface on both sides of the lens. The Double Convex lenses have positive focal lengths and form both real and virtual images. We also provide precision grade Double Convex lenses with tighter manufacturing tolerances.
 
Specifications
Specifications:
Material: BK7
Design Wavelength: 546.1nm, n=1.518721
Diameter Tolerance: +0.0/-0.1mm
Paraxial Focal Length: ±2%
Centration: 3 arc minutes
Surface Figure : l/4 @ 632.8 nm
Surface Quality: 60/40
Clear Aperture: >80%
Bevel: <0.25mm X 45°
Coating: Uncoated


 
Item# φ(mm) f(mm) R2=R2(mm) Tc Te Fb
BCX1-001 6.0 15.0 15.20 2.10 1.5 14.30
BCX1-002 6.0 30.0 30.83 1.79 1.5 29.42
BCX1-101 12.7 15.0 14.65 4.89 2.0 13.27
BCX1-102 12.7 20.0 20.04 4.07 2.0 18.62
BCX1-103 12.7 25.0 25.35 3.62 2.0 23.82
BCX1-104 12.7 30.0 30.55 3.33 2.0 28.89
BCX1-105 12.7 40.0 41.02 2.99 2.0 39.04
BCX1-106 12.7 50.0 51.40 2.79 2.0 49.08
BCX1-107 12.7 75.0 77.45 2.52 2.0 74.24
BCX1-108 12.7 100.0 103.28 2.39 2.0 99.16
BCX1-201 25.4 25.0 24.72 9.02 2.0 22.24
BCX1-202 25.4 31.7 31.55 7.34 2.0 29.15
BCX1-203 25.4 35.0 35.08 6.76 2.0 32.66
BCX1-204 25.4 50.0 50.93 5.22 2.0 48.22
BCX1-205 25.4 75.0 77.09 4.11 2.0 73.63
BCX1-206 25.4 100.0 103.04 3.57 2.0 98.73
BCX1-207 25.4 125.0 129.12 3.25 2.0 123.92
BCX1-208 25.4 150.0 155.10 3.04 2.0 149.00
BCX1-209 25.4 175.0 181.13 2.89 2.0 174.12
BCX1-210 25.4 200.0 207.00 2.78 2.0 199.07
BCX1-211 25.4 250.0 258.90 2.62 2.0 249.12
BCX1-212 25.4 300.0 310.80 2.52 2.0 299.17
BCX1-213 25.4 500.0 518.30 2.31 2.0 499.21
BCX1-214 25.4 1000.0 1037.10 2.16 2.0 999.32
BCX1-301 30.0 50.0 50.7 6.54 2.0 47.77
BCX1-302 30.0 500.0 518.30 2.43 2.0 499.19
BCX1-401 38.0 45.0 44.87 10.44 2.0 41.46
BCX1-402 38.0 50.0 49.97 10.50 3.0 46.40
BCX1-403 38.0 100.0 102.57 6.55 3.0 97.78
BCX1-404 38.0 150.0 154.70 5.34 3.0 148.23
BCX1-405 38.0 200.0 206.70 4.75 3.0 198.46
BCX1-406 38.0 350.0 362.40 4.00 3.0 348.66
BCX1-407 38.0 500.0 518.10 3.70 3.0 498.79
BCX1-408 38.0 700.0 725.60 3.50 3.0 698.84
BCX1-409 40.0 63.5 64.42 8.27 1.9 60.70
BCX1-501 50.0 100.0 102.06 9.20 3.0 96.90
BCX1-502 50.0 150.0 154.27 7.10 3.0 147.60
BCX1-503 50.0 200.0 206.28 6.00 3.0 198.00
BCX1-504 50.0 250.0 258.22 5.40 3.0 248.20
BCX1-505 50.0 400.0 413.87 4.50 3.0 398.50
BCX1-506 50.0 450.0 465.73 4.30 3.0 448.60
BCX1-507 50.0 500.0 517.58 4.20 3.0 448.60
BCX1-508 50.0 600.0 621.28 4.00 3.0 598.70
BCX1-509 50.0 800.0 828.64 3.8 3.0 798.70