49-499 25mm Dia. x 400mm FL; NIR I Coated; DCX N-K5 Lens NIR I 600-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 400 mm
- BFL
- 398.75 mm
- R1
- 417.54 mm
- R2
- -417.54 mm
Material
- Name
- N-K5
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5224870269234316
- λ
- 587.6 nm
- B1
- 1.08511833
- C1
- 0.00661099503 μm2
- B2
- 0.199562005
- C2
- 0.024110866 μm2
- B3
- 0.930511663
- C3
- 111.982777 μm2
49-499 25mm Dia. x 400mm FL; NIR I Coated; DCX N-K5 Lens NIR I 600-1050nm
The 49-499 is a Spherical Lens (Convex-Convex) type of optical component with a base shape of Circular, sourced from the reputable vendor, Edmund Optics. This lens has a diameter of 25mm and a thickness edge of 4.63mm, with a thickness center of 5mm. The effective focal length (EFL) of this lens is 400mm, making it suitable for applications requiring long focal lengths.
The lens's first radius of curvature (R1) is 417.54mm, while the second radius of curvature (R2) is -417.54mm, indicating its convex-convex nature. The back focal length (BFL) of this lens is 398.75mm. The lens does not have any specified inner or outer radii.
The lens is made of N-K5 Schott material, a high-refractive index glass often used in optical applications. The lens is coated with EDM NIR-I STD Curve on both the front and back surfaces, enhancing its performance in the near-infrared spectrum, specifically between 600-1050nm.
Please note that the weblink provided is valid and the lens is currently in stock, making it readily available for your optical needs.