Inventor
BARTICK PHILIP R
US2 patents
Patents
2 patentsUS7204591B2Apr 17, 2007
Device using light emitting diodes for predicting the optical density and diagnostic color of sunglass or therapeutic lenses using contrast sensitivity information
WERTHEIM HERBERT A9 citations67
US9378563B2Jun 28, 2016
Method for simulating the effect of viewing an image through a colored filter or ophthalmic spectacle lens
WERTHEIM HERBERT A0 citations45