89-057 20.0mm Dia. x 35.0mm FL; Plano-Convex Lens Laser V-Coat 1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- 35 mm
- BFL
- 32.04 mm
- R1
- 18.09 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5006520430195947
- λ
- 1550 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
89-057 20.0mm Dia. x 35.0mm FL; Plano-Convex Lens Laser V-Coat 1550nm
This is a Plano-Convex Lens, sourced from the reputable vendor Edmund Optics, designed for use with a wavelength of 1550nm. The lens has a base shape of a circle, with a diameter of 20.0mm and a thickness at the edge of 1.48mm. The center thickness is 4.5mm, and the effective focal length (EFL) is 35.0mm. The lens's front radius of curvature (R1) is 18.09mm, and the back focal length (BFL) is 32.04mm.
The lens is made from the high-quality material n-BK7 Schott, a borosilicate crown glass known for its excellent optical properties. The lens features a V-coat designed for 1550nm, applied to both the front and back surfaces, enhancing its performance in laser applications.
This lens is a Spherical type, meaning it has a surface that is a part of a sphere. The Spherical shape is the simplest and most common type of lens, making it a versatile choice for various applications.
For more information, including pricing and availability, please refer to the provided weblink, which is valid and indicates the lens is in stock.
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