49-532 20.0mm Dia. x -40 FL; NIR I Coated; Plano-Concave Lens 600-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- -40 mm
- BFL
- -42.31 mm
- R1
- -20.67 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167984379050088
- λ
- 587.6 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
49-532 20.0mm Dia. x -40 FL; NIR I Coated; Plano-Concave Lens 600-1050nm
The 49-532 is a 20.0mm diameter Plano-Concave Lens with a focal length of -40, sourced from Edmund Optics. This lens is designed for use in the near-infrared spectrum, specifically between 600-1050nm, making it suitable for a wide range of applications in this region.
The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. It features a spherical shape, with a radius of curvature of -20.67 on the concave surface. The lens has a thickness of 5.39mm at the edge and 3.5mm at the center.
The 49-532 is coated with the EDM NIR-I std curve on both the front and back surfaces. This coating is designed to enhance the lens' performance in the near-infrared spectrum, improving transmission and reducing reflection. According to the vendor's information, the item is currently in stock and can be purchased directly from the Edmund Optics website.
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