39-476 25.4mm Dia. ZnSe Aspheric Lens; EFL=20mm; NA=0.64 Uncoated
- Type
- Lens
- Subtype
- Aspheric Lens
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 17.92 mm
- BFL
- 17.92 mm
- R1
- 28.06 mm
- R2
Material
- Name
- ZnSe
- Dispersion Equation
- Modified Sellmeier
- n (λ)
- 2.4293852609245956
- λ
- 10600 nm
- A
- 4
- B1
- 1.9
- C1
- 0.113 μm2
- B2
- 0
- C2
- 0 μm2
- B3
- 0
- C3
- 0 μm2
39-476 25.4mm Dia. ZnSe Aspheric Lens; EFL=20mm; NA=0.64 Uncoated
The 39-476 is a high-quality aspheric lens, boasting a 25.4mm diameter and a focal length of 20mm. This lens is crafted from ZnSe (Zinc Selenide), a material known for its excellent optical properties, particularly in the infrared spectrum. The lens is uncoated, offering a numerical aperture (NA) of 0.64, which is a measure of the light-gathering ability of the lens. The aspheric design of the lens helps to reduce spherical aberration, a common issue in traditional lenses, resulting in improved image quality and resolution. The lens is sourced from Edmund Optics, a reputable vendor known for their high-quality optical components. The lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website.
