LA1253-B N-BK7 Plano-Convex Lens; Dia:25.0 mm; f=200.0 mm ARC 650-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 200 mm
- BFL
- 198.1 mm
- R1
- 103 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5150891983370924
- λ
- 632.8 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
LA1253-B N-BK7 Plano-Convex Lens; Dia:25.0 mm; f=200.0 mm ARC 650-1050nm
The LA1253-B is a Plano-Convex lens, part of the Spherical Lens category, sourced from the renowned optical component manufacturer, Thorlabs. This lens boasts a diameter of 25.0 mm and a focal length of 200.0 mm, making it a versatile choice for various optical applications.
The lens is crafted from N-BK7, a high-quality borosilicate glass manufactured by Schott, known for its excellent optical properties and high damage threshold. The lens's geometry includes a thickness of 2.04 mm at the edge and 2.8 mm at the center, providing a solid and robust structure.
The LA1253-B is coated with a broadband anti-reflection coating, specifically designed for the 650-1050nm wavelength range. This coating significantly reduces surface reflections, enhancing the lens's transmission efficiency and overall performance in the specified wavelength range.
The lens's shape is spherical, a common choice for many optical systems due to its ease of manufacturing and versatility. The front and back surfaces of the lens are coated with the same broadband anti-reflection coating, ensuring optimal performance from both sides.