HO-BVL25-08C 25mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm Single Layer MgF2
- 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-BVL25-08C 25mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm Single Layer MgF2
This is the HO-BVL25-08C 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 (R2) is 209.20156, further emphasizing its double-concave design. The lens does not have an inner or outer radius.
The lens is made from N-BK7 Schott, a popular optical glass known for its excellent optical properties. It is designed to work with a wavelength of 587.6nm. The lens features a single layer of MgF2 coating on both the front and back, providing superior anti-reflective properties and improving its overall performance.
This lens is available from Holmarc Opto-Mechatronics and is currently in stock. For more information, you can refer to the vendor's website at https://www.holmarc.com/bi_concave_lenses.php.
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