49-991 6mm Dia. x 18mm; UV-VIS Coated; UV Double-Convex Lens UV-VIS 250-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 6 mm
- EFL
- 18 mm
- BFL
- 17.3 mm
- R1
- 16.18 mm
- R2
- -16.18 mm
Material
- Name
- Fused Silica
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.458462342053241
- λ
- 587.6 nm
- B1
- 0.6961663
- C1
- 0.00467914825849 μm2
- B2
- 0.4079426
- C2
- 0.013512063073959999 μm2
- B3
- 0.8974794
- C3
- 97.934002537921 μm2
49-991 6mm Dia. x 18mm; UV-VIS Coated; UV Double-Convex Lens UV-VIS 250-700nm
The 49-991 is a UV-VIS coated, UV double-convex lens, boasting a diameter of 6mm and a thickness of 18mm. This lens, sourced from the reputable vendor Edmund Optics, is available and in stock, as indicated by its weblink status.
The lens is designed with a spherical shape, featuring a base shape of a circle. Its geometry includes an outer radius of 0, an inner radius of 0, a front radius (r1) of 16.18, and a back radius (r2) of -16.18. The lens's thickness at the edge is 1.44mm, while its center thickness measures 2mm. The effective focal length (EFL) is 18mm, and the back focal length (BFL) is 17.3mm.
The lens is constructed from fused silica material, specifically identified as fused sil mal-1965. It is designed to operate at a wavelength of 587.6nm. The lens's coating includes UV-VIS standard curve on both the front and back surfaces, enhancing its performance within the UV-VIS spectrum of 250-700nm.
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