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SLB-50B-220PIR2 50.0 mm Dia. x 220.9 mm FL; Coated; Double-Convex Lens 750-1550nm

SLB-50B-220PIR2 50.0 mm Dia. x 220.9 mm FL; Coated; Double-Convex Lens 750-1550nm

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

Properties

Shape
Circular
Diameter
50 mm
EFL
220.9 mm
BFL
219.1 mm
R1
228.36 mm
R2
-228.36 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-50B-220PIR2 50.0 mm Dia. x 220.9 mm FL; Coated; Double-Convex Lens 750-1550nm

The SLB-50B-220PIR2 is a high-quality lens from OptoSigma, designed for use in the 750-1550nm wavelength range. This lens is a Spherical Lens (Convex-Convex) type, featuring a circular base shape and a Double-Convex geometry.

The lens has a diameter of 50.0 mm and a thickness edge of 3.0 mm, with a thickness center of 5.7 mm. The Effective Focal Length (EFL) is 220.9 mm, while the Back Focal Length (BFL) is 219.1 mm. The first radius of curvature (R1) is 228.36 mm, and the second radius of curvature (R2) is -228.36 mm. The lens is made from n-bk7 schott material, a popular choice for its excellent optical properties.

The SLB-50B-220PIR2 comes with a coating on both the front and back surfaces. This coating, identified as opt ir2, is specifically designed to enhance the lens' performance in the infrared spectrum. The lens is currently in stock and available for immediate purchase through the provided weblink.

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