L-BCC123 50.8 mm Dia. Double-Concave Lens; EFL=-500mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Ross Optical
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -500 mm
- R1
- -517.4 mm
- R2
- 517.4 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
L-BCC123 50.8 mm Dia. Double-Concave Lens; EFL=-500mm Uncoated
The L-BCC123 is a 50.8 mm diameter Double-Concave Spherical Lens, sourced from the renowned optical component vendor, Ross Optical. This lens is designed for use in systems where a negative focal length is required, with an Effective Focal Length (EFL) of -500mm.
The lens is fabricated from the high-quality material, N-BK7 Schott, a borosilicate crown glass known for its excellent optical properties, including low dispersion and high homogeneity. This ensures superior image quality and minimal chromatic aberration.
The lens geometry features a base shape of Circular, with a thickness at the edge of 3.51mm and a center thickness of 2.5mm. The radii of curvature for the first and second surfaces are -517.3972686mm and 517.3972686mm respectively. The lens does not have any coating, as indicated by the empty 'coating' field in the item data.
The lens is in stock and available for immediate purchase. For more information, please refer to the vendor's website, linked in the item data.