SLB-30B-100NIR2 30.0 mm Dia. x -99.7 mm FL; Coated; Double-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 30 mm
- EFL
- -99.7 mm
- BFL
- -100.3 mm
- R1
- -103.8 mm
- R2
- 103.8 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-30B-100NIR2 30.0 mm Dia. x -99.7 mm FL; Coated; Double-Concave Lens 750-1550nm
The SLB-30B-100NIR2 is a high-quality double-concave lens, precision-engineered by OptoSigma. This lens, designed for use within the wavelength range of 750-1550nm, is constructed from the renowned material n-BK7 Schott, ensuring excellent optical performance.
The lens boasts a diameter of 30.0 mm and a back focal length of -99.7 mm, making it suitable for a wide range of applications. The edge thickness is 4.2 mm, while the center thickness is a mere 2 mm, contributing to its compact design and efficient light transmission.
The SLB-30B-100NIR2 features a double-concave geometry, with radii of curvature of -103.8 mm for the first surface and 103.8 mm for the second. This design allows for effective control of spherical aberration and other optical aberrations, resulting in high-quality imaging.
The lens is coated with Opt IR2 on both the front and back surfaces, enhancing its performance within the specified wavelength range. This coating reduces reflection and increases transmission, making the lens ideal for use in demanding optical systems.