112-0231E 25.4 mm Dia. x -200 mm FL; Uncoated; Plano-Concave Lens
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- EKSMA Optics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -200 mm
- R1
- -103.7 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5187257728940171
- λ
- 546 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
112-0231E 25.4 mm Dia. x -200 mm FL; Uncoated; Plano-Concave Lens
The 112-0231E is a plano-concave lens with a diameter of 25.4 mm and a focal length of -200 mm, sourced from EKSMA Optics. This lens is a spherical type, designed with a base shape of a circle, and is uncoated.
The lens's geometry includes a thickness edge of 3.8 mm and a thickness center of 3 mm. The inner and outer radii are both zero, indicating a plano surface on one side and a concave surface on the other. The lens is made of n-BK7 Schott material, a common type of optical glass known for its excellent optical properties.
The lens is designed to operate at a wavelength of 546 nm. The provided web link leads to the vendor's page, where users can find more information about this product, including its availability and pricing. This lens is a valuable addition to any optical system that requires a concave lens in its design.