LE5802-E 25.4 mm Dia. CaF2 Positive Meniscus Lens; EFL=75mm 2-5µm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 75 mm
- BFL
- 67.2 mm
- R1
- 15.5 mm
- R2
- 28 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
LE5802-E 25.4 mm Dia. CaF2 Positive Meniscus Lens; EFL=75mm 2-5µm
The LE5802-E is a Spherical Lens with a Sub Type of Spherical Lens (Convex-Concave) and a Base Shape of Circular. This lens, sourced from Thorlabs, boasts a diameter of 25.4 mm and a thickness ranging from 2µm at the edge to 5.6µm at the center. The Effective Focal Length (EFL) is 75mm, and the Back Focal Length (BFL) is 67.2mm.
The lens is made of CaF2 (Calcium Fluoride) material with the Material ID "caf2 mal-1963". It is designed to operate at a wavelength of 4000nm. The lens features a coating on both the front and back surfaces, specifically "tho ecaf2arc20005000", which enhances its performance and durability.
The LE5802-E is currently in stock and available for purchase through the vendor's website, as indicated by the "weblink status". For more detailed information, users are encouraged to visit the provided weblink.
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