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Altechna offers two types of plano-convex axicons – regular and precision.
Plano-convex axicons (conical lenses) are used for a variety of applications. The quality of the generated ring and Bessel beam as well as all mechanical tolerances are fully evaluated in our metrology laboratory using different measurement methods.
MAIN FEATURES
|
Main features |
Regular |
Precision |
|
Production method |
Conventional polishing |
CNC polishing |
|
Tip accuracy |
Medium |
Very high |
|
Performance |
Ring generation |
Ring + Bessel beam generation |
|
Apex angle |
90 - 179° |
170 - 179° |
|
Apex angle tolerance |
± 0.5° |
± 0.05° |
|
Application |
Laser drilling, microscopy, medical applications |
Scanning imaging systems, atom or molecule guiding, microfabrication |