HO-BVL25-20 25mm Dia. N-BK7 Double-Concave Lens; EFL=-500mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Holmarc Opto-Mechatronics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -500 mm
- R1
- -522.1 mm
- R2
- 522.1 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
HO-BVL25-20 25mm Dia. N-BK7 Double-Concave Lens; EFL=-500mm Uncoated
This is a HO-BVL25-20 25mm Dia. N-BK7 Double-Concave Lens, sourced from Holmarc Opto-Mechatronics. The lens is uncoated and features a base shape of a circle. It is designed for use with a wavelength of 587.6 nm.
The lens is a Spherical Lens of the Sub Type Spherical Lens (Concave-Concave). The geometry of the lens includes a diameter of 25 mm and a center thickness of 2.5 mm. The effective focal length (EFL) of the lens is -500 mm, indicating that it is a diverging lens.
The lens is made from N-BK7 Schott, a popular optical glass known for its excellent optical properties. The inner and outer radii of the lens are 0, indicating a symmetrical design.
The lens is available from Holmarc Opto-Mechatronics, and the link to their website is provided for your convenience. The status of the weblink is valid and the lens is in stock, ensuring quick delivery.