45-894 25mm Dia. x 150mm FL; VIS-NIR Coated; Double-Convex Lens VIS-NIR 400-1000nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 150 mm
- BFL
- 148.88 mm
- R1
- 154.52 mm
- R2
- -154.52 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
45-894 25mm Dia. x 150mm FL; VIS-NIR Coated; Double-Convex Lens VIS-NIR 400-1000nm
The 45-894 is a high-quality double-convex lens, sourced from the renowned optical vendor, Edmund Optics. This lens boasts a diameter of 25mm and a focal length of 150mm, making it suitable for a wide range of applications.
The lens is crafted from the esteemed N-BK7 glass from Schott, a material known for its excellent optical properties. The base shape of the lens is circular, and it features a double-convex geometry, with radii of curvature of 154.52mm and -154.52mm for the first and second surfaces, respectively. This geometry results in a back focal length of 148.88mm.
The lens is coated with the EDM VIS-NIR 0SP 200-2000 coating on both the front and back surfaces. This coating is designed to enhance the lens's performance in the visible and near-infrared spectrum, specifically between 400 and 1000nm. The coating ensures high transmission and low reflectance, making it ideal for applications that require optimal light transmission.
The lens has a thickness of 2.39mm at the edge and 3.4mm at the center. Despite its thin profile, the lens is robust and durable, ensuring long-lasting performance. The lens is currently in stock and available for immediate shipping, as indicated by its valid weblink status.
