LB5454 25.4 mm Dia. CaF2 Double-Convex Lens; EFL=200mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 200 mm
- R1
- 173.1 mm
- R2
- -173.1 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
LB5454 25.4 mm Dia. CaF2 Double-Convex Lens; EFL=200mm Uncoated
The LB5454 is a spherical lens with a base shape of a circle, sourced from Thorlabs. This lens is a double-convex type, featuring a diameter of 25.4 mm and an effective focal length (EFL) of 200mm. The lens is made of Calcium Fluoride (CaF2) with the Mal-1963 material ID.
The lens's geometry includes a thickness of 2mm at the edge and 2.9mm at the center. The radii of curvature for the first and second surfaces are 173.1mm and -173.1mm respectively. The lens does not have any inner or outer radius.
The LB5454 is designed to operate at a wavelength of 588nm. It is uncoated, which means it does not have any anti-reflective or other coatings applied to its surfaces. This lens is currently in stock and available for purchase through the Thorlabs website.