LE5243-E 12.7 mm Dia. CaF2 Positive Meniscus Lens; EFL=50mm 2-5µm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- 50 mm
- BFL
- 47.1 mm
- R1
- 15 mm
- R2
- 52.8 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
LE5243-E 12.7 mm Dia. CaF2 Positive Meniscus Lens; EFL=50mm 2-5µm
The LE5243-E is a Spherical Lens with a Sub Type of Spherical Lens (Convex-Concave), boasting a Base Shape of Circular. This lens is sourced from the reputable vendor Thorlabs. The lens has a diameter of 12.7 mm and a thickness edge of 2 µm, with a thickness center of 3 µm. The Effective Focal Length (EFL) is 50 mm, designed for use with a wavelength of 4000 nm.
The lens features an Inner Radius of 0 and an Outer Radius of 0. The front and back of the lens are coated with tho ecaf2arc20005000, providing optimal performance for your optical needs. The lens's geometry includes r1 at 15 mm and r2 at 52.8 mm, with a Back Focal Length (BFL) of 47.1 mm.
This lens is made of CaF2 material, identified as "caf2 mal-1963" in the material database. The weblink for this item is valid and indicates that it is in stock, ensuring quick delivery upon purchase.