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Bk7 Spherical Lens

Cylindrical Lenses
Aspheric Lenses
Achromatic Lenses
Optical Prisms
Optical Mirrors
Beamsplitters
Optical Windows
Infrared Optics
Micro Optics
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Laser Optics
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Bk7 Spherical Lenses are useful for a wide range of applications. Bk7 plano-concave, bi-concave, meniscus, plano-convex and bi-convex lenses are manufactured to exacting Shanghai Optics Laser Quality surface figure and surface quality specifications.
This high standard of quality provides exceptional performance in demanding applications. For high energy laser applications.
These spherical singlet lenses are manufactured from Bk7 and can be supplied AR coated or uncoated.

Factory Standard

  • Substrate Material: Bk7 glass
  • Shape: Spherical P-Concave, P-Convex, Bi-concave, Bi-convex, Concave-Convex or Aspheric
  • Surface Figure:  l/10 at 633nm before coating
  • Surface Quality: 10-5 Shanghai Optics Laser Quality
  • Dimensional Tolerance: + 0.00mm, – 0.1mm
  • Thickness Tolerance: +/- 0.1mm
  • Chamfer: 0.15mm at 45° typical
  • Concentricity: 0.05mm
  • Focal Length Tolerance: +/- 0.5% typical
  • Clear Aperture: Exceeds central 85% of dimension

Contact us for manufacturing limit or custom specifications.

 

Bk7 BICC LENS All measurements in mm
Part Number Nominal Diameter 532nm 633nm 1064nm 1319nm Radius
F D F F F F R TE TC
BICC-6.0-8.6-C -8 6 -8 -8 -8.2 -8.2 8.6 2 3.1
BICC-12.0-12.7-C -12 12 -11.9 -12 -12.2 -12.3 -12.7 2 5
BICC-8.0-26.1-C -25 8 -24.8 -25 -25.4 -25.6 26.1 2 2.6
BICC-15.0-26.1-C -25 15 -24.8 -25 -25.4 -25.6 26.1 2 4.2
BICC-25.0-26.1-C -25 25 -24.8 -25 -25.4 -25.6 26.1 2 8.4
BICC-25.0-26.4-C -25 25 -25.1 -25.3 -25.7 -25.9 26.4 2.1 8.4
BICC-42.0-51.8-C -50 42 -49.5 -50 -50.8 -51.1 51.8 2 10.9
BICC-25.4-77.6-C -75 25.4 -74.4 -75 -76.3 -76.7 77.6 2 4.1
BICC-15.0-103.4-C -100 15 -99.2 -100 -101.7 -102.4 103.4 2 2.5
BICC-25.4-103.4-C -100 25.4 -99.1 -100 -101.6 -102.3 103.4 2.6 4.2
BICC-25.4-129.1-C -125 25.4 -123.9 -125 -127.1 -127.9 129.1 2.9 4.2
BICC-25.4-154.9-C -150 25.4 -148.6 -149.8 -152.3 -153.3 154.9 3.2 4.2
BICC-25.4-206.4-C -200 25.4 -198.3 -200 -203.6 -204.6 206.4 3.4 4.2
BICC-50.0-206.4-C -200 50 -198.3 -200 -203.6 -204.6 206.4 5.3 8.3
BICC-50.8-206.4-C -200 50.8 -198.3 -200 -203.6 -204.6 206.4 5.4 8.5
BICC-25.4-309.4-C -300 25.4 -297.8 -300.3 -305.3 -306.9 309.4 2 2.5
BICC-38.1-309.4-C -300 38.1 -297.5 -300 -305 -306.9 309.4 2 3.2
BICC-50.8-309.4-C -300 50.8 -297.8 -300.3 -305.3 -306.9 309.4 6.3 8.3
BICC-25.4-412.4-C -400 25.4 -396.9 -400.3 -407 -409.2 412.4 2 2.4
BICC-38.1-412.4-C -400 38.1 -396.6 -400 -406.7 -409.2 412.4 6 6.9
BICC-50.8-412.4-C -400 50.8 -396.9 -400.3 -407 -409.2 412.4 6 7.5
BICC-25.4-515.8-C -500 25.4 -496.5 -500.7 -509 -511.9 515.8 2 2.3
BICC-50.8-515.8-C -500 50.8 -496.1 -500.4 -508.7 -511.9 515.8 2.3 3.6
BICC-25.4-618.4-C -600 25.4 -595.2 -600.3 -610.3 -613.8 618.4 2 2.3
BICC-38.1-618.4-C -600 38.1 -594.9 -600 -610 -613.8 618.4 6 6.6
BICC-50.8-618.4-C -600 50.8 -595.2 -600.3 -610.3 -613.8 618.4 6.3 7
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