SLB-25.4B-30PIR2 25.4 mm Dia. x 31.2 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 31.2 mm
- BFL
- 28.7 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-25.4B-30PIR2 25.4 mm Dia. x 31.2 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-25.4B-30PIR2 is a spherical lens with a base shape of a circle, offering a diameter of 25.4 mm and a thickness edge of 1.8 mm. This lens is designed with a double-convex structure, featuring radii of curvature of 31.14 mm on both sides. The center thickness of this lens is 7.2 mm, and its effective focal length (EFL) is 31.2 mm.
This lens is made of n-BK7 Schott material, a popular choice for its excellent optical properties. The lens's back focal length (BFL) is 28.7 mm, and it does not have any specified inner or outer radii. The wavelength for this lens is 546.1 nm.
The SLB-25.4B-30PIR2 comes with a coating of opt IR2 on both the front and back surfaces. This coating is specifically designed for the infrared spectrum, between 750 nm and 1550 nm, making this lens suitable for applications in this range. The lens is sourced from OptoSigma, a reputable vendor in the optical industry.
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