LE1202 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=200mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 200 mm
- BFL
- 196.5 mm
- R1
- 66.2 mm
- R2
- 182.2 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
LE1202 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=200mm Uncoated
The LE1202 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 diameter of 25.4 mm, a thickness edge of 2 mm, and a thickness center of 2.8 mm. The Effective Focal Length (EFL) is 200mm, and the lens features an inner radius of 0 and an outer radius of 0.
The LE1202 is made of N-BK7 Schott, a popular material for optical lenses due to its excellent optical properties. The lens is uncoated, which means it does not have any additional layers to enhance its optical performance. This lens is designed to operate at a wavelength of 587.6 nm.
The lens's shape is spherical, with radii R1 and R2 being 66.2 mm and 182.2 mm, respectively. The Back Focal Length (BFL) is 196.5 mm. The lens's geometry and material make it suitable for various optical applications.
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