67-576 40.0mm Dia. x 80.0mm FL; NIR II Coated; Plano-Convex N-K5 Lens NIR II 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- 80 mm
- BFL
- 74.78 mm
- R1
- 41.84 mm
Material
- Name
- N-K5
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5224870269234316
- λ
- 587.6 nm
- B1
- 1.08511833
- C1
- 0.00661099503 μm2
- B2
- 0.199562005
- C2
- 0.024110866 μm2
- B3
- 0.930511663
- C3
- 111.982777 μm2
67-576 40.0mm Dia. x 80.0mm FL; NIR II Coated; Plano-Convex N-K5 Lens NIR II 750-1550nm
The 67-576 is a Plano-Convex N-K5 lens, designed for use in the near-infrared (NIR) spectrum, specifically between 750 and 1550nm. This lens, sourced from Edmund Optics, boasts a diameter of 40.0mm and a focal length of 80.0mm, making it a versatile choice for a variety of optical applications.
The lens is made from n-k5 schott, a material known for its excellent optical properties in the NIR spectrum. It features a spherical shape, with a radius of curvature (R1) of 41.84mm on the convex side. The lens has a central thickness of 8.0mm and an edge thickness of 2.91mm, providing a robust and durable design.
The 67-576 is coated with Edmund Optics' standard NIR-II coating on both the front and back surfaces. This coating is designed to enhance the lens' performance in the NIR spectrum, reducing reflection and increasing transmission. The coating is validated and in stock, ensuring reliable and prompt delivery.
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