47-487 9mm Dia. x 18mm FL; VIS 0deg Coated; Double-Convex Lens VIS 0deg 425-675nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 9 mm
- EFL
- 18 mm
- BFL
- 17.12 mm
- R1
- 18.15 mm
- R2
- -18.15 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
47-487 9mm Dia. x 18mm FL; VIS 0deg Coated; Double-Convex Lens VIS 0deg 425-675nm
The 47-487 is a high-quality spherical lens, boasting a 9mm diameter and a focal length of 18mm. This double-convex lens, sourced from the reputable vendor Edmund Optics, is designed for visible light applications, specifically within the wavelength range of 425-675nm.
The lens's geometry is meticulously crafted, with an edge thickness of 1.47mm and a center thickness of 2.6mm. The front and back surfaces are coated with the EDM VIS-0 standard curve coating, enhancing its performance in visible light applications. The lens's base shape is circular, and it features an effective focal length (EFL) of 18mm, making it suitable for a wide range of optical systems.
The lens's inner and outer radii are 0, indicating a symmetrical design. The first radius of curvature (R1) is 18.15mm, while the second radius (R2) is -18.15mm, further highlighting its double-convex nature. The back focal length (BFL) is 17.12mm.
The lens is made from n-BK7 Schott, a popular optical glass known for its excellent optical properties and versatility. This lens is an excellent choice for users seeking a reliable, high-performing optical component for their visible light applications.
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