Elevathor™

ELA-TR4, a smart axial lens shifter for 3D laser deflection

Key data

Name	Value
Principle	Moving coil
Regulator	digital 18 bit
Travel range	4 mm mechanical
Clear aperture	20 mm
Step Width	about 65 nm

Datasheet ELA-TR4

focus shifter

Lens wizard tool

Estimate the working field of a 3D deflection system



	Focal Length (mm)	Travel (mm)	Distance (mm)
LENS1, moving lens Z-axis:
LENS2, exit lens Z-axis:
LENS3, F-Theta ScanLens
			Lens Wizard Calculation -

Mountable Lenses

Moving Lens dimensions
Diameter	25mm, 15mm, 1″ or 0,5″
Min. Edge Thickness	2 mm
Max. Edge Thickness	5 mm

Fixed Lens dimensions
Diameter	25mm or 1″
Min. Edge Thickness	2 mm
Max. Edge Thickness	5 mm

elevathor lenses

Spot size tool

Calculate the spot size of a focused Gaussian laser beam

Wavelength		nm
Beam diameter at lens (1/e²)		mm
Lens focal length		mm
Beam quality M²
Beam diameter at focus		µm
Depth of field		mm