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AL7560-A 75 mm Dia. S-LAH64 High-Precision; CNC Polished Aspheric Lenses; EFL=60 mm; NA=0.62 AR 350-700nm

AL7560-A 75 mm Dia. S-LAH64 High-Precision; CNC Polished Aspheric Lenses; EFL=60 mm; NA=0.62 AR 350-700nm

Type
Lens
Subtype
Aspheric Lens
Brand
Thorlabs
Product webpage
Thorlabs products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
75 mm
EFL
60 mm
R1
30.67 mm
R2

Material

Name
N-BK7
Dispersion Equation
Sellmeier
n (λ)
1.5111833144579327
λ
780 nm
B1
1.03961212
C1
0.00600069867 μm2
B2
0.231792344
C2
0.0200179144 μm2
B3
1.01046945
C3
103.560653 μm2

AL7560-A 75 mm Dia. S-LAH64 High-Precision; CNC Polished Aspheric Lenses; EFL=60 mm; NA=0.62 AR 350-700nm

The AL7560-A is a high-precision aspheric lens offered by Thorlabs, a leading vendor in the optical industry. This lens, with a diameter of 75 mm, is designed for use with a wavelength of 780 nm and features an effective focal length (EFL) of 60 mm and a numerical aperture (NA) of 0.62.

The lens is made from n-BK7 Schott, a high-quality optical glass, and its asphere is CNC polished, ensuring high-precision and superior optical performance. The lens's design includes an inner radius of 0 mm and an outer radius of 0 mm, with a thickness at the edge of 6.8 mm and a thickness at the center of 35.5 mm.

The AL7560-A is coated with a broadband anti-reflection coating (AR) that is optimized for the 350-700 nm range, further enhancing its optical performance by reducing surface reflections. This lens is an excellent choice for applications that require high-quality, high-precision optical components.

Please note that the web link provided (https://www.thorlabs.com/thorproduct.cfm?partnumber=AL7560-A) is valid and the product is in stock as of the time of data collection.

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