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SLB-25.4B-35PM 25.4 mm Dia. x 36.1 mm FL; Coated; Double-Convex Lens 400-700nm

SLB-25.4B-35PM 25.4 mm Dia. x 36.1 mm FL; Coated; Double-Convex Lens 400-700nm

Type
Lens
Subtype
Spherical Lens (Convex-Convex)
Brand
OptoSigma
Product webpage
OptoSigma products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
25.4 mm
EFL
36.1 mm
BFL
33.9 mm
R1
36.33 mm
R2
-36.33 mm

Material

Name
N-BK7
Dispersion Equation
Sellmeier
n (λ)
1.518720636186463
λ
546.1 nm
B1
1.03961212
C1
0.00600069867 μm2
B2
0.231792344
C2
0.0200179144 μm2
B3
1.01046945
C3
103.560653 μm2

SLB-25.4B-35PM 25.4 mm Dia. x 36.1 mm FL; Coated; Double-Convex Lens 400-700nm

This is a high-quality lens from OptoSigma, designed for use in the 400-700nm wavelength range. The lens, identified as SLB-25.4B-35PM, is a spherical lens with a base shape of a circle, featuring a double-convex design.

The lens has a diameter of 25.4mm and a thickness at the edge of 1.8mm, while the center thickness is 6.4mm. The effective focal length (EFL) of the lens is 36.1mm, making it suitable for a variety of optical applications. The first radius of curvature (R1) is 36.33mm, and the second radius of curvature (R2) is -36.33mm, indicating its double-convex structure. The back focal length (BFL) is 33.9mm.

The lens is made from n-bk7 schott, a popular material in the optical industry due to its excellent optical properties. The lens is coated with opt m on both the front and back surfaces, enhancing its performance in the specified wavelength range.

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