Optical: systems and elements
Diffraction
From zone plate
Inventor
active
Beam centering system
Bi-lateral shearing interferometer
Bi-lateral shearing interferometer with beam convergence/diverge
Laser leveling target with fresnel lens system
Non-contact measurement of displacement and changes in dimension
No associations
LandOfFree
Robert M. Perchak does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Robert M. Perchak, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Robert M. Perchak will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-186921