SLB-50.8B-60NM 50.8 mm Dia. x -59.5 mm FL; Coated; Double-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -59.5 mm
- BFL
- -60.5 mm
- R1
- -62.28 mm
- R2
- 62.28 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-50.8B-60NM 50.8 mm Dia. x -59.5 mm FL; Coated; Double-Concave Lens 400-700nm
The SLB-50.8B-60NM is a high-quality double-concave lens offered by OptoSigma, a leading vendor in the optical industry. This lens, designed for use within the wavelength range of 400-700nm, is made from the renowned material n-BK7 Schott, ensuring excellent optical performance.
The lens boasts a diameter of 50.8mm and a back focal length (BFL) of -60.5mm, making it suitable for a wide range of optical applications. The edge thickness measures 13.8mm, while the center thickness is a mere 3mm, contributing to its overall sleek design and efficient light transmission. The radii of curvature for this lens are -62.28mm for the first surface and 62.28mm for the second, further enhancing its optical capabilities.
The SLB-50.8B-60NM features a coating of opt M on both the front and back surfaces, providing enhanced protection and improved light transmission. This lens is spherical in shape, a common choice for many optical systems due to its ease of manufacturing and versatility.
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