SLB-20B-50P 20.0 mm Dia. x 50.7 mm FL; Double-Convex Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- 50.7 mm
- BFL
- 49.3 mm
- R1
- 51.9 mm
- R2
- -51.9 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-50P 20.0 mm Dia. x 50.7 mm FL; Double-Convex Lens Uncoated
The SLB-20B-50P is a high-quality double-convex lens offered by OptoSigma, a renowned vendor in the optical industry. This lens, designed with a spherical shape, is crafted from the esteemed n-BK7 Schott material, ensuring excellent optical performance.
The lens boasts a diameter of 20.0 mm and a focal length of 50.7 mm, making it suitable for a wide range of optical applications. The edge thickness is 2.0 mm, while the center thickness is 3.9 mm, providing a robust structure without compromising on optical quality.
The double-convex geometry of this lens, with radii of curvature R1 at 51.9 mm and R2 at -51.9 mm, contributes to its impressive light-bending capabilities. The back focal length (BFL) is 49.3 mm, and the effective focal length (EFL) is 50.7 mm, further enhancing its optical performance.
This lens is uncoated, offering users the flexibility to apply their preferred coating based on their specific application requirements. The lens is currently in stock and can be purchased directly from the vendor's website. For more information, users can refer to the provided weblink.
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