84-384 3mm Dia. x -9 FL; NIR I Coated; Plano-Concave Lens 600-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 3 mm
- EFL
- -9 mm
- BFL
- -9.56 mm
- R1
- -7.06 mm
Material
- Name
- N-SF11
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.7847141030246312
- λ
- 587.6 nm
- B1
- 1.73759695
- C1
- 0.013188707 μm2
- B2
- 0.313747346
- C2
- 0.0623068142 μm2
- B3
- 1.89878101
- C3
- 155.23629 μm2
84-384 3mm Dia. x -9 FL; NIR I Coated; Plano-Concave Lens 600-1050nm
The 84-384 is a 3mm diameter Plano-Concave Lens, boasting a -9 FL (focal length) and a Schott n-sf11 material ID. This lens is sourced from Edmund Optics, a renowned vendor in the optical industry. The lens is designed for use within the wavelength range of 600-1050nm, making it suitable for near-infrared applications.
The lens features a spherical shape, with a base shape of circular for versatile application. The geometry of the lens includes a diameter of 3mm, a thickness edge of 1.11mm, and a thickness center of 1mm. The lens's EFL (Effective Focal Length) is -9, and the BFL (Back Focal Length) is -9.56. The inner and outer radii are both 0, indicating a uniform curvature.
The lens is coated with Edmund Optics' NIR-I standard curve on both the front and back surfaces. This coating enhances the lens's performance within the near-infrared spectrum, ensuring optimal light transmission and reducing unwanted reflections.