67-567 30.0mm Dia. x 30.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 30 mm
- EFL
- 76.2 mm
- BFL
- 73.56 mm
- R1
- 39.38 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
67-567 30.0mm Dia. x 30.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
This is a 67-567 Plano-Convex Lens, a high-quality optical component sourced from Edmund Optics. The lens has a diameter of 30.0mm and a focal length of 30.0mm, making it a versatile choice for various optical applications.
The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and chemical durability. It has a refractive index of 1.5168 at 587.6nm, which contributes to its high optical performance.
The lens features a standard NIR-II coating on both the front and back surfaces. This coating is specifically designed for the near-infrared II region (750-1550nm), enhancing the lens's transmission in this spectral range. The coating also provides protection against environmental factors, ensuring the longevity of the lens.
The geometry of the lens includes a thickness of 1.9mm at the edge and 4.0mm at the center. The lens's effective focal length (EFL) is 76.2mm, and its back focal length (BFL) is 73.56mm. The lens's shape is spherical, with a radius of curvature of 39.38mm for the front surface.