39-556 25.4mm Dia. UVFS High Precision Laser Grade Aspheric Lens; EFL=50.8mm; NA=0.25 Laser V-Coat 355nm
- Type
- Lens
- Subtype
- Aspheric Lens
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 50.8 mm
- BFL
- 45.39 mm
- R1
- 24.19 mm
- R2
Material
- Name
- HPFS7980
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4760888871717037
- λ
- 355 nm
- B1
- 0.683740494
- C1
- 0.00460352869 μm2
- B2
- 0.420323613
- C2
- 0.0133968856 μm2
- B3
- 0.58502748
- C3
- 64.4932732 μm2
39-556 25.4mm Dia. UVFS High Precision Laser Grade Aspheric Lens; EFL=50.8mm; NA=0.25 Laser V-Coat 355nm
This is a high-precision aspheric lens, designed for use in laser applications, specifically at a wavelength of 355nm. The lens is sourced from Edmund Optics, a reputable vendor known for their quality optical components. The catalog number for this item is 39-556.
The lens has a diameter of 25.4mm and a focal length (EFL) of 50.8mm, making it suitable for a variety of applications. The lens is made from HPFS7980, a material specifically designed for high-performance optical systems. The lens features a laser-grade V-coat, designed for use at 355nm, ensuring optimal performance in its intended application.
The lens's geometry is also noteworthy. It has an inner radius of 0mm, an outer radius of 0mm, a thickness at the edge of 4.54mm, and a thickness at the center of 7.98mm. The lens's NA (numerical aperture) is 0.25, and its k1 value is -0.6748308. The front and back of the lens are both coated with the same laser V-coat as the rest of the lens.
The lens's coating and shape are also notable features. The front and back of the lens are coated with an edm las v-coat 355, designed for use at 355nm. The lens is aspheric in shape, which allows for improved optical performance over a larger range of angles and distances compared to traditional spherical lenses.
