SLB-10B-30NIR2 10.0 mm Dia. x -29.7 mm FL; Coated; Double-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 10 mm
- EFL
- -29.7 mm
- BFL
- -30.3 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-10B-30NIR2 10.0 mm Dia. x -29.7 mm FL; Coated; Double-Concave Lens 750-1550nm
The SLB-10B-30NIR2 is a high-quality double-concave lens, designed and manufactured by OptoSigma. This lens, with a diameter of 10.0 mm, is specifically engineered for use within the wavelength range of 750-1550nm, making it ideal for near-infrared applications.
The lens features a base shape of a circle, with a center thickness of 2.0 mm and an edge thickness of 2.8 mm. The effective focal length (EFL) is -29.7 mm, indicating its double-concave nature. The first radius of curvature (R1) is -31.14 mm, while the second radius (R2) is 31.14 mm, further emphasizing its concave-concave geometry. The back focal length (BFL) is -30.3 mm.
The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and high Abbe number. This lens is coated with Opt IR2, a broadband anti-reflection coating that enhances its performance in the near-infrared spectrum.
The item data also indicates that this lens is in stock, as per the vendor's website. For more detailed information, users are encouraged to visit the provided weblink.
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