SLB-25B-35NIR1 25.0 mm Dia. x -34.7 mm FL; Coated; Double-Concave Lens 633-1064nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -34.7 mm
- BFL
- -35.3 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-25B-35NIR1 25.0 mm Dia. x -34.7 mm FL; Coated; Double-Concave Lens 633-1064nm
The SLB-25B-35NIR1 is a high-quality double-concave lens, 25.0 mm in diameter, and featuring a focal length of -34.7 mm. This lens is sourced from OptoSigma, a renowned vendor known for their precision optical components.
The lens is made from n-bk7 schott, a popular material in the optical industry due to its excellent optical properties and durability. The base shape of the lens is circular, making it suitable for a wide range of applications.
The geometry of the lens is carefully designed with a thickness of 6.4 mm at the edge and 2 mm at the center. The front and back surfaces of the lens are coated with opt ir1, a coating that enhances the lens' performance in the 633-1064nm wavelength range.
The lens's spherical shape and double-concave design make it ideal for applications that require light to be focused or dispersed over a wide area. The lens's high-quality construction and precise specifications make it a reliable choice for various optical systems.
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