SLB-30B-50NM 30.0 mm Dia. x -49.7 mm FL; Coated; Double-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 30 mm
- EFL
- -49.7 mm
- BFL
- -50.3 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-30B-50NM 30.0 mm Dia. x -49.7 mm FL; Coated; Double-Concave Lens 400-700nm
The SLB-30B-50NM is a high-quality double-concave lens, boasting a diameter of 30.0 mm and a focal length of -49.7 mm. This lens is sourced from OptoSigma, a renowned vendor known for its precision optical components. The lens is made from n-bk7 schott, a material widely used in optical applications due to its excellent optical properties.
The lens features a double-concave geometry, with radii of curvature of -51.9 mm and 51.9 mm for the first and second surfaces, respectively. This geometry results in a back focal length of -50.3 mm. The lens has an edge thickness of 6.4 mm and a center thickness of 2 mm, providing robustness and durability.
The SLB-30B-50NM is coated with opt m on both the front and back surfaces. This coating enhances the lens's performance in the spectral range of 400-700 nm, making it suitable for a wide range of applications, including but not limited to, imaging, beam shaping, and laser systems.
The item data indicates that this lens is in stock and available for immediate purchase. For more information, including pricing and delivery details, please refer to the provided web link.
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