HO-BVL25-08 25mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Holmarc Opto-Mechatronics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -200 mm
- R1
- -209.2 mm
- R2
- 209.2 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-BVL25-08 25mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm Uncoated
This is the HO-BVL25-08 25mm Dia. N-BK7 Double-Concave Lens, a high-quality optical component sourced from Holmarc Opto-Mechatronics. The lens is designed with a base shape of a circle and features a double-concave geometry, making it suitable for a wide range of optical applications.
The lens has a diameter of 25mm and a center thickness of 2.5mm. It boasts an effective focal length (EFL) of -200mm, indicating its concave nature. The first radius of curvature (R1) is -209.20156, while the second radius of curvature (R2) is 209.20156, both measured in millimeters. The lens does not have an inner or outer radius.
The lens is made from N-BK7 Schott, a popular material in the optical industry due to its excellent optical properties. It is designed to work with a wavelength of 587.6nm. The lens shape is spherical, and it does not have any coating, as indicated in the item data.
For more information about this product, please refer to the vendor's website at https://www.holmarc.com/bi_concave_lenses.php. The link is valid and indicates that the product is in stock, ensuring quick delivery upon purchase.