LB1027-C N-BK7 Bi-Convex Lens; Dia:1 in; f=40.0 mm ARC 1050-1700nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 100 mm
- BFL
- 37.9 mm
- R1
- 40.1 mm
- R2
- -40.1 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5150823520020043
- λ
- 633 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
LB1027-C N-BK7 Bi-Convex Lens; Dia:1 in; f=40.0 mm ARC 1050-1700nm
The LB1027-C is a high-quality bi-convex lens from Thorlabs, designed for use in a wide range of optical applications. This lens is fabricated from N-BK7, a popular optical glass due to its excellent optical properties, high homogeneity, and low optical dispersion.
The lens features a diameter of 1 inch (25.4 mm) and a focal length of 40.0 mm, making it suitable for applications that require a long focal length. The bi-convex design, with radii of curvature of 40.1 mm for both the front and back surfaces, ensures a high level of optical performance.
The lens has a central thickness of 2.6 mm and an edge thickness of 2 mm, providing robustness and durability. The lens is coated with a broadband anti-reflection coating, designed to operate in the 1050-1700 nm range, reducing surface reflections and improving transmission.
This lens is available for purchase directly from Thorlabs, and the provided web link provides up-to-date information on its availability and pricing. With its high-quality materials, precise manufacturing, and robust design, the LB1027-C is an excellent choice for a wide range of optical applications.