L-BCC005 6.35 mm Dia. Double-Concave Lens; EFL=-6.25mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Ross Optical
Properties
- Shape
- Circular
- Diameter
- 6.35 mm
- EFL
- -6.25 mm
- R1
- -7.05 mm
- R2
- 7.05 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-BCC005 6.35 mm Dia. Double-Concave Lens; EFL=-6.25mm Uncoated
The L-BCC005 is a spherical lens with a base shape of circular, sourced from the renowned optical vendor, Ross Optical. This lens is a double-concave type, designed for specific applications where a negative focal length is required. The lens has a diameter of 6.35 mm and a thickness at the edge of 3.75 mm, while the center thickness measures 2.5 mm.
The effective focal length (EFL) of this lens is -6.25 mm, which is a crucial parameter for optical system design. The first radius of curvature (R1) is -7.045735616 mm, and the second radius of curvature (R2) is 7.045735616 mm. The inner and outer radii are 0 mm each, indicating a symmetrical design.
This lens is made of N-BK7 Schott, a popular optical glass known for its excellent optical properties and versatility. The wavelength for this lens is 587.6 nm. Please note that the lens does not come with any coating, as indicated in the item data.
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