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SLB-25B-30PM 25.0 mm Dia. x 31.2 mm FL; Coated; Double-Convex Lens 400-700nm

SLB-25B-30PM 25.0 mm Dia. x 31.2 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 mm
EFL
31.2 mm
BFL
28.8 mm
R1
31.14 mm
R2
-31.14 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-25B-30PM 25.0 mm Dia. x 31.2 mm FL; Coated; Double-Convex Lens 400-700nm

The SLB-25B-30PM is a high-quality lens from OptoSigma, designed for use in the 400-700nm wavelength range. This lens is a Spherical Lens (Convex-Convex) type, featuring a base shape of Circular for versatile application.

The lens has a diameter of 25.0 mm and a thickness edge of 2.0 mm, ensuring durability and stability. The thickness center is 7.2 mm, and the effective focal length (EFL) is 31.2 mm, providing a decent focal length for various optical applications. The first radius of curvature (R1) is 31.14 mm, while the second radius of curvature (R2) is -31.14 mm, indicating a double-convex lens design. The back focal length (BFL) is 28.8 mm, and both the inner and outer radii are 0 mm.

The lens is made of n-bk7 schott material, a popular choice for its excellent optical properties and versatility. The coating on both the front and back is opt m, providing improved light transmission and protection against environmental factors.

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