Lens design examples: 

Optimized lens designs are generated with modern CAD ray tracing software tools (Zemax).

Achromatic scan lens

Zoom beam expander

Anamorphic laser scanning system for acousto- optic deflection

Optical system examples:

Non-sequential ray tracing and multi-configuration models are used to generate detailed system layouts.

Polarization beam switch for spot shaping

Ring light illumination

Dual mag machine vision camera and illumination

Laser processing examples:

Laser marking system

Surface texturing

Inventions:

Mr. Ehrmann is an accomplished inventor with many skilled collaborators, and he has an extensive record of technology development.  Please follow the link below for a full listing of his US patents.