SLB-20B-60PM 20.0 mm Dia. x 60.6 mm FL; Coated; Double-Convex Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- 60.6 mm
- BFL
- 59.4 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-20B-60PM 20.0 mm Dia. x 60.6 mm FL; Coated; Double-Convex Lens 400-700nm
The SLB-20B-60PM is a high-quality double-convex lens offered by OptoSigma, a renowned vendor in the optical industry. This lens, with a diameter of 20.0 mm and a focal length of 60.6 mm, is designed for use in the visible light spectrum, specifically between 400-700nm.
The lens is made from n-bk7 schott, a popular material in the optical industry due to its excellent optical properties. The base shape of the lens is circular, and it features a spherical geometry. The center thickness of the lens is 3.6 mm, while the edge thickness is 2 mm, providing a robust structure.
The SLB-20B-60PM is coated with an opt m coating on both the front and back surfaces. This coating enhances the lens's performance by reducing reflection and increasing transmission, making it suitable for various applications.
The lens has an effective focal length (EFL) of 60.6 mm and a back focal length (BFL) of 59.4 mm. The radii of curvature for the first and second surfaces are 62.28 mm and -62.28 mm, respectively. The lens does not have an inner or outer radius.
The item data indicates that this lens is in stock and available for immediate purchase. For more detailed information, including pricing and availability, please refer to the vendor's website using the provided weblink.
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