F-theta lens element
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F-theta lens element
F-theta lens element
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Characteristics

Geometry/curvature
F-theta
Material
glass
Optical characteristics
visible
Applications
scanning
Diameter

Max.: 104 mm
(4.09 in)

Min.: 90 mm
(3.54 in)

Wavelength

Max.: 1,064 nm

Min.: 355 nm

Description

F-theta lenses are designed to provide flat field on the image plane for scanning and engraving applications where a high power laser and set of rotating mirrors are used to scan across a given field. EKSMA Optics offers F-Theta Scanning Lenses of 90 mm and 104 mm diameter. F-Theta lenses are designed for Nd:YAG laser first (1064 nm), second (532 nm) and third (355 nm) harmonics.
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