A260-B 6.5 mm Dia. H-LAK54 Molded Glass Aspheric Lenses; EFL=15.29 mm; NA=0.16 AR 650-1050nm
- Type
- Lens
- Subtype
- Aspheric Lens
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 6.5 mm
- EFL
- 15.29 mm
- R1
- 10.99 mm
- R2
Material
- Name
- H-LAK54
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.7243689054934244
- λ
- 780 nm
- B1
- 1.20772937
- C1
- 0.0176389155 μm2
- B2
- 0.737418371
- C2
- 0.000666515982 μm2
- B3
- 1.35749026
- C3
- 96.9938806 μm2
A260-B 6.5 mm Dia. H-LAK54 Molded Glass Aspheric Lenses; EFL=15.29 mm; NA=0.16 AR 650-1050nm
The A260-B is a high-quality aspheric lens from Thorlabs, designed with a 6.5 mm diameter and a focal length of 15.29 mm. This lens is made from H-LAK54 glass, a molded glass material known for its excellent optical properties. The lens features a high numerical aperture (NA) of 0.16, which allows for a wide angle of view and increased light-gathering capability.
The lens is coated with a broadband anti-reflection coating, specifically designed for the 650-1050nm wavelength range. This coating reduces surface reflections, thereby increasing the amount of light transmitted through the lens. The lens has a center thickness of 2.2 mm and an edge thickness of 1.72 mm, providing excellent mechanical stability.
The A260-B is part of Thorlabs' extensive catalog of optical elements, which includes a wide variety of lenses, mirrors, beam splitters, and other optical components. This lens is currently in stock, indicating its popularity and reliability among users. The detailed specifications and high-quality construction of the A260-B make it an excellent choice for a wide range of optical applications.
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