354350 4.7 mm Dia. D-ZK3 Molded Glass Aspheric Lenses; EFL=4.5 mm; NA=0.4 Uncoated
- Type
- Lens
- Subtype
- Aspheric Lens
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 4.7 mm
- EFL
- 4.5 mm
- R1
- R2
- -2.59 mm
Material
- Name
- D-ZK3
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5784576571206015
- λ
- 980 nm
- B1
- 1.33936811
- C1
- 0.00760612309 μm2
- B2
- 0.148690268
- C2
- 0.0238444644 μm2
- B3
- 1.00954033
- C3
- 89.0419787 μm2
354350 4.7 mm Dia. D-ZK3 Molded Glass Aspheric Lenses; EFL=4.5 mm; NA=0.4 Uncoated
The 354350 4.7 mm Dia. D-ZK3 Molded Glass Aspheric Lens is a high-quality optical component sourced from Thorlabs. This lens, with a catalog number 354350, is designed for use with a wavelength of 980 nm and is uncoated. The lens features an aspheric shape, which is known for its ability to reduce spherical aberration and provide superior image quality compared to traditional spherical lenses.
The lens has a base shape of a circle and a diameter of 4.7 mm. The edge thickness of the lens is 2.765 mm, while the center thickness is 3.649 mm. The effective focal length (EFL) of the lens is 4.5 mm, and the numerical aperture (NA) is 0.4. The lens's front surface has aspheric coefficients of k1=0, k2=-0.902951, a2 front=0, a4 front=0, a6 front=0, a8 front=0, a10 front=0, a12 front=0, and a14 front=0. The back surface has aspheric coefficients of a2 back=0, a4 back=-0.002903858, a6 back=-0.0001043666, a8 back=-3.714989e-06, a10 back=0, a12 back=0, a14 back=0, and a16 back=0.
The lens is made of D-ZK3 CGDM glass, a material known for its excellent optical properties. The lens's geometry includes an inner radius of 0 and an outer radius of 0. The lens is available for purchase through the Thorlabs website, and the link provided is valid and indicates that the lens is in stock.
