We supply our customers with plano-convex spherical lenses with anti-reflection coatings, custom substrate materials, dimensions and focal lengths upon request. The product has a plano-convex and a spherical-convex with a positive focal length. These lenses provide the best performance when used in 5X to infinite conjugate ratio applications.
Request bulk or custom formats
Catalog Number
ACMA00028297
Product Name
Plano-Convex Spherical BK7 Lense, 250mm Focal Length
Diameter
⌀12.7 mm, ⌀25.4 mm
Thickness
edge thickness 2 mm
DimensionTolerance
diameter±0.1mm/thickness±0.5 mm
Flatness
<λ/8@632.8 nm
Parallelism
<3 arcmin
Surface Quality
40-20 S-D
ClearAperture
>90%
Wavelength
Uncoated BK7 lenses 350 nm-2 μm
Chamfers
<0.35 mm at 45°
Material
(Substrate) BK7
Focal Length
250 mm±3%@632.8 nm
MSDS
COA
Spec Sheet
1. Made of high quality UV grade fused silica and BK7 glass; 2. Focal length selection from 20mm to 10000mm;
Focused Collimated Beams; Collimated Beams from Point Sources; Beam Expanders and Collimators