Optics: eye examining, vision testing and correcting
Eye examining or testing instrument
Objective type
Inventor
active
Adapter for lens retaining ring for use in connection with eye e
Aspheric ophthalmic accommodating lens design for intraocular le
Diagnostic indirect ophthalmoscopy contact lens system
Diagnostic indirect ophthmalmoscopy contact lens system
Diagnostic or therapeutic contact lens
No associations
LandOfFree
Donald A. Volk does not yet have a rating. At this time, there are no reviews or comments for this inventor.
If you have personal experience with Donald A. Volk, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Donald A. Volk will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-P-572900