LA7228-E2 25.4 mm Dia. ZnSe Plano-Convex Lens; EFL=200mm 4.5-7.5µm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 200 mm
- R1
- 280.5 mm
Material
- Name
- ZnSe
- Dispersion Equation
- Modified Sellmeier
- n (λ)
- 2.4293852609245956
- λ
- 10600 nm
- A
- 4
- B1
- 1.9
- C1
- 0.113 μm2
- B2
- 0
- C2
- 0 μm2
- B3
- 0
- C3
- 0 μm2
LA7228-E2 25.4 mm Dia. ZnSe Plano-Convex Lens; EFL=200mm 4.5-7.5µm
The LA7228-E2 is a 25.4 mm diameter Plano-Convex lens made of ZnSe material, sourced from Thorlabs. This lens is designed for use with a wavelength of 10600 nm and features a coating of tho e2znsearc4500750 on both the front and back surfaces. The lens has a focal length (EFL) of 200 mm and a thickness of 3.7 mm at the edge, which increases to 4 mm at the center.
The lens's geometry is spherical, with an inner radius of 0 mm and an outer radius of 0 mm. The front surface of the lens has a radius of curvature (R1) of 280.5 mm. The lens is available for purchase from the vendor's website, where it is currently listed as in stock.
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