Conical lenses are known for their ability to convert a collimated Gaussian beam into a non-diffracting Bessel beam in the near field and a ring beam in the far field. They are often used with other types of lenses. We provide customers with plano-convex and flat-concave types of conical lenses.
Request bulk or custom formats
Catalog Number
ACMA00028448
Product Name
Plano-Concave Conical UVFS Lense, 179°
Diameter
⌀25.4 mm
DimensionTolerance
diameter±0.1 mm
Flatness
<1λ@632.8 nm
Angle Tolerance
±0.5°
Surface Quality
60-40 S-D
ClearAperture
>90%
Wavelength
Uncoated UVFS axicons 185 nm~2.1 μm
Chamfers
<0.35 mm at 45°
Material
UVFS
Type
Plano-concave
Central Hole
Regular ~⌀1 mm,
depth ~2 mm
Grade
Regular
Apex Angle
179°
MSDS
COA
Spec Sheet
1. Made of high quality UV grade fused silica and BK7 glass; 2. Flat convex and flat concave design; 3. Ordinary and advanced shaft cones; 4. Wide shaft cone apex angle selection;
Corneal surgery; Optical coherence tomography; Atom trapping