SLB-20-70NIR1 20.0 mm Dia. x -70.0 mm FL; Coated; Plano-Concave Lens 633-1064nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- -70 mm
- BFL
- -71.3 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-20-70NIR1 20.0 mm Dia. x -70.0 mm FL; Coated; Plano-Concave Lens 633-1064nm
The SLB-20-70NIR1 is a Plano-Concave Spherical Lens, sourced from the reputable vendor OptoSigma. This lens boasts a diameter of 20.0 mm and a focal length of -70.0 mm, making it ideal for a wide range of optical applications.
The lens is crafted from n-bk7 schott, a high-quality material known for its excellent optical properties. The base shape of the lens is circular, and it features an inner radius of 0 mm and an outer radius of 0 mm. The edge thickness of the lens is 3.4 mm, while the center thickness is 2 mm, providing a balanced and robust structure.
The SLB-20-70NIR1 is coated with opt ir1 on both the front and back surfaces. This coating enhances the lens' performance within the wavelength range of 633-1064nm, making it suitable for near-infrared applications.
The item data indicates that this lens is in stock and available for immediate purchase. For more detailed information, including technical specifications and purchasing options, please refer to the vendor's website using the provided weblink.
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