LF5175-E 25.4 mm Dia. CaF2 Negative Meniscus Lens; EFL=-150mm 2-5µm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -150 mm
- BFL
- -147.3 mm
- R1
- 64.1 mm
- R2
- 30.8 mm
Material
- Name
- CaF2
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4096399504333625
- λ
- 4000 nm
- B1
- 0.5675888
- C1
- 0.00252643 μm2
- B2
- 0.4710914
- C2
- 0.010078333 μm2
- B3
- 3.8484723
- C3
- 1200.555973 μm2
LF5175-E 25.4 mm Dia. CaF2 Negative Meniscus Lens; EFL=-150mm 2-5µm
The LF5175-E is a Spherical Lens with a Sub Type of Spherical Lens (Concave-Convex), boasting a Circular base shape. This lens is sourced from the reputable vendor, Thorlabs. The lens has a diameter of 25.4 mm and a thickness edge of 5.5 mm, with a thickness center of 4 mm. The Effective Focal Length (EFL) is -150 mm, designed for a wavelength of 4000 nm.
The LF5175-E features a geometry with an Inner Radius of 0 mm and an Outer Radius of 0 mm. The front and back of the lens are coated with tho ecaf2arc20005000, providing optimal performance. The lens's shape is Spherical, and it is made of the Material ID caf2 mal-1963.
This lens is available from Thorlabs' website, and the link provided indicates that it is currently in stock. With its specifications and high-quality coating, the LF5175-E is an excellent choice for various optical applications.