LD5451 12.7 mm Dia. CaF2 Double-Concave Lens; EFL=-15mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- -15 mm
- R1
- -13.4 mm
- R2
- 13.4 mm
Material
- Name
- CaF2
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4338389315589535
- λ
- 588 nm
- B1
- 0.5675888
- C1
- 0.00252643 μm2
- B2
- 0.4710914
- C2
- 0.010078333 μm2
- B3
- 3.8484723
- C3
- 1200.555973 μm2
LD5451 12.7 mm Dia. CaF2 Double-Concave Lens; EFL=-15mm Uncoated
The LD5451 is a spherical lens from Thorlabs, featuring a concave-concave base shape and a circular design. This lens has a diameter of 12.7 mm and a center thickness of 2.5 mm. The effective focal length (EFL) is -15 mm, indicating that it is a double-concave lens. The first radius of curvature (R1) is -13.4 mm, and the second radius of curvature (R2) is 13.4 mm. The lens does not have an inner or outer radius.
This lens is made of Calcium Fluoride (CaF2) with the material ID mal-1963. It is designed to operate at a wavelength of 588 nm. The lens is uncoated, which means it does not have any anti-reflective coatings.
According to the vendor's website, this item is currently in stock. For more information, you can visit the product page at https://www.thorlabs.com/thorproduct.cfm?partnumber=LD5451.