MNP204 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=250mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Concave)
- Brand
- WTS Photonics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 250 mm
- BFL
- 245.97 mm
- R1
- 83.95 mm
- R2
- 235.5 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167817367777034
- λ
- 588 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
MNP204 25.4 mm Dia. N-BK7 Positive Meniscus Lens; EFL=250mm Uncoated
The MNP204 is a 25.4 mm diameter Positive Meniscus Lens, manufactured by WTS Photonics. This lens, designed for use in the visible light spectrum at a wavelength of 588 nm, is made from N-BK7 Schott glass, a popular choice for its high refractive index and low dispersion.
The lens features a base shape of a circle and has a geometry that includes an outer diameter of 25.4 mm, a thickness at the edge of 2.88 mm, and a thickness at the center of 3.5 mm. The effective focal length (EFL) of this lens is 250 mm, making it suitable for a variety of optical applications.
The curvature of the lens is defined by its first and second radii, R1 and R2, which are 83.95 mm and 235.5 mm respectively. The back focal length (BFL) of the lens is 245.97 mm. The lens does not have any coating, as indicated by the empty 'coating' field in the item data.
The lens is in stock and available for immediate purchase, as indicated by the 'weblink status' field in the item data. For more information, please refer to the vendor's website using the provided weblink.