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LB1475-B N-BK7 Bi-Convex Lens; Dia:1 in; f=750.0 mm ARC 650-1050nm

LB1475-B N-BK7 Bi-Convex Lens; Dia:1 in; f=750.0 mm ARC 650-1050nm

Type
Lens
Subtype
Spherical Lens (Convex-Convex)
Brand
Thorlabs
Product webpage
Thorlabs products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
25.4 mm
EFL
750 mm
BFL
749.3 mm
R1
772.2 mm
R2
-772.2 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

LB1475-B N-BK7 Bi-Convex Lens; Dia:1 in; f=750.0 mm ARC 650-1050nm

The LB1475-B 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 glass type known for its excellent optical properties, making it an ideal choice for applications that require high-performance optics.

The lens features a diameter of 1 inch (25.4 mm) and a focal length of 750.0 mm, providing a high level of magnification and precision. The bi-convex design, characterized by two convex surfaces, offers a wide field of view and low spherical aberration, ensuring optimal image quality.

The LB1475-B is coated with Thorlabs' BBAR coating, which has a broadband anti-reflection range of 650-1050 nm. This coating reduces surface reflections, enhancing the transmission of light through the lens and improving overall system performance.

The lens has a central thickness of 2.2 mm and an edge thickness of 2 mm, providing robustness and durability. The lens is also available in stock, as indicated by its weblink status, ensuring quick delivery for your optical projects.

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