LM01-25-300 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=300mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- CeNing Optics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 300 mm
- BFL
- 296.3 mm
- R1
- 94.08 mm
- R2
- 235 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.518720636186463
- λ
- 546.1 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
LM01-25-300 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=300mm Uncoated
The LM01-25-300 is a spherical lens with a base shape of a circle, designed and manufactured by CeNing Optics. This lens is a positive meniscus type, featuring a convex-concave structure. The lens has a diameter of 25.4 mm and a thickness of 3 mm at the edge, with a center thickness of 3.5 mm.
The effective focal length (EFL) of this lens is 300mm, making it suitable for applications that require long-focus lenses. The first radius of curvature (R1) is 94.08 mm, while the second radius (R2) is 235 mm. The back focal length (BFL) is 296.3 mm. The lens does not have any inner or outer radius, indicating a uniform curvature throughout.
The lens is made of N-BK7, a type of glass commonly used in optical applications due to its excellent optical properties. The wavelength for this lens is 546.1 nm. The lens does not come with any coating, which may affect its performance in certain applications. However, it can be customized upon request.
The lens is currently in stock and can be purchased directly from the vendor's website. More information about this lens and other products from CeNing Optics can be found at http://www.cn-optics.com/products/Lenses_CX_CV.asp.
