LA1859-C N-BK7 Plano-Convex Lens; Dia:18.0 mm; f=20.0 mm ARC 1050-1700nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 18 mm
- EFL
- 20 mm
- BFL
- 15.3 mm
- R1
- 10.3 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
LA1859-C N-BK7 Plano-Convex Lens; Dia:18.0 mm; f=20.0 mm ARC 1050-1700nm
The LA1859-C is a high-quality plano-convex lens from Thorlabs, designed for use in a wide range of optical applications. This lens is made from N-BK7 Schott glass, a popular material due to its excellent optical properties and high damage threshold. The lens has a diameter of 18.0 mm and a focal length of 20.0 mm, making it suitable for use in systems where a long focal length is required.
The lens features an antireflection coating, designed to reduce surface reflections and increase transmission in the 1050-1700nm wavelength range. This coating is applied to both the front and back surfaces of the lens, ensuring optimal performance. The lens has a spherical shape, with a radius of curvature of 10.3 mm on the curved surface and a back focal length of 15.3 mm.
The LA1859-C is currently in stock and available for immediate shipping. For more information, including detailed specifications and pricing, please refer to the vendor's website.