69-389 12.0mm Dia. x 30.0mm FL; Plano-Convex Lens Laser V-Coat 532nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12 mm
- EFL
- 30 mm
- BFL
- 28.02 mm
- R1
- 15.5 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5194725830654814
- λ
- 532 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
69-389 12.0mm Dia. x 30.0mm FL; Plano-Convex Lens Laser V-Coat 532nm
The 69-389 is a Plano-Convex spherical lens, sourced from Edmund Optics, with a diameter of 12.0mm and a focal length of 30.0mm. This lens is designed for use with a wavelength of 532nm, making it suitable for various applications within the visible light spectrum.
The lens is fabricated from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The lens's geometry includes a thickness of 1.79mm at the edge and 3.0mm at the center, with an effective focal length (EFL) of 30.02mm and a back focal length (BFL) of 28.02mm.
The 69-389 features a front and back coating of Edmund Optics Las V-Coat 532, a broadband anti-reflection coating specifically designed for 532nm applications. This coating enhances the lens's performance by reducing surface reflections and increasing transmission, thereby improving overall system efficiency.
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