SLB-20-70PIR1 20.0 mm Dia. x 70.0 mm FL; Coated; Plano-Convex Lens 633-1064nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- 70 mm
- BFL
- 67.8 mm
- R1
- 36.33 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-20-70PIR1 20.0 mm Dia. x 70.0 mm FL; Coated; Plano-Convex Lens 633-1064nm
The SLB-20-70PIR1 is a Plano-Convex lens with a diameter of 20.0 mm and a focal length of 70.0 mm. This lens is sourced from OptoSigma, a renowned vendor in the optical industry. The lens is made of n-bk7 schott, a high-quality material known for its excellent optical properties.
The lens features a Plano-Convex geometry, meaning one side is flat (plano) and the other side is curved (convex). The radius of curvature for the curved side is 36.33 mm. The lens has an effective focal length (EFL) of 70.0 mm and a back focal length (BFL) of 67.8 mm. The thickness at the edge of the lens is 2.0 mm, while the thickness at the center is 3.4 mm.
The SLB-20-70PIR1 is coated with opt ir1 on both the front and back surfaces. This coating enhances the lens's performance in the wavelength range of 633-1064nm, making it suitable for various applications in this spectrum.
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