LE1234 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=100mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 100 mm
- BFL
- 95.9 mm
- R1
- 32.1 mm
- R2
- 82.2 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
LE1234 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=100mm Uncoated
The LE1234 is a 25.4 mm diameter Spherical Lens with a Sub Type of Spherical Lens (Convex-Concave) and a Base Shape of Circular. This lens is sourced from the reputable vendor, Thorlabs. The lens's geometry includes a thickness edge of 2, a thickness center of 3.6, an Effective Focal Length (EFL) of 100mm, a first radius (r1) of 32.1, a second radius (r2) of 82.2, and a Back Focal Length (BFL) of 95.9. The Inner and Outer Radius are both 0, indicating a symmetrical lens design.
The LE1234 is made from N-BK7 Schott, a popular material in the optical industry due to its excellent optical properties. The lens is designed to operate at a wavelength of 587.6 nm. The coating of the lens is not specified in the item data, indicating that it is likely uncoated. However, users should verify this information with the vendor or consider it when comparing this lens to other options.
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