LF1547-C 25.4 mm Dia. N-BK7 Negative Meniscus Lens; EFL=-150mm 1050-1700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -150 mm
- BFL
- -148 mm
- R1
- 100 mm
- R2
- 43.1 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167984379050088
- λ
- 587.6 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
LF1547-C 25.4 mm Dia. N-BK7 Negative Meniscus Lens; EFL=-150mm 1050-1700nm
The LF1547-C is a spherical lens with a concave-convex base shape and a circular design, sourced from the reputable vendor Thorlabs. This lens boasts a diameter of 25.4 mm and a thickness of 4.1 mm at the edge, tapering down to 3 mm at the center. The effective focal length (EFL) is -150 mm, and the back focal length (BFL) is -148 mm, making it a negative meniscus lens.
The lens is crafted from N-BK7 Schott glass, a popular material in the optical industry due to its excellent optical properties and versatility. The lens is coated with THo C Bbar on both the front and back surfaces, enhancing its performance within the wavelength range of 1050-1700 nm.
This lens is an excellent choice for applications that require a negative meniscus lens within the specified wavelength range. Its high-quality construction, reliable performance, and compatibility with a wide range of optical systems make it a valuable addition to any optical setup.