SLB-50.8-250PIR2 50.8 mm Dia. x 250.0 mm FL; Coated; Plano-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- 250 mm
- BFL
- 246.4 mm
- R1
- 129.75 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.518720636186463
- λ
- 546.1 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
SLB-50.8-250PIR2 50.8 mm Dia. x 250.0 mm FL; Coated; Plano-Convex Lens 750-1550nm
The SLB-50.8-250PIR2 is a Plano-Convex Spherical Lens, sourced from OptoSigma, with a diameter of 50.8 mm and a focal length of 250 mm. This lens is designed for use within the wavelength range of 750-1550nm, making it suitable for a variety of applications within the infrared spectrum.
The lens is constructed from n-bk7 schott, a popular material in optical applications due to its high refractive index and low dispersion. This ensures excellent image quality and minimal chromatic aberration. The lens has a thickness of 2.9 mm at the edge and 5.4 mm at the center, providing robustness and structural integrity.
The SLB-50.8-250PIR2 features a front and back coating of opt ir2. This coating enhances the lens's performance by reducing surface reflections and increasing transmission, thereby improving overall light efficiency. The coating also provides protection against environmental factors, ensuring the longevity of the lens.
The lens's geometry, with an inner radius of 0 and an outer radius of 0, indicates a simple, straightforward design, making it easy to integrate into various optical systems. The base shape is circular, adding to its versatility in different applications.
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