Abstract: Embodiments for systems, methods and apparatuses of eyewear are disclosed. One method includes treating a patient with shutter glasses therapy for a relatively short period of time, such as at least a 6 week period; wherein the shutter glasses therapy includes blanking a first lens of shutter glasses being worn by the patient for a first blocking time, blanking a second lens of the shutter glasses being worn by the patient for a second blocking time, and controllably setting at least one of the first blocking time and the second blocking time.

Abstract: Embodiments for systems, methods and apparatuses of eyewear are disclosed. One method includes treating a patient with shutter glasses therapy for a relatively short period of time, such as at least a 6 week period; wherein the shutter glasses therapy includes blanking a first lens of shutter glasses being worn by the patient for a first blocking time, blanking a second lens of the shutter glasses being worn by the patient for a second blocking time, and controllably setting at least one of the first blocking time and the second blocking time.

Abstract: The article includes an eyeglass frame (12) and two lenses (14, 16). Each lens has a film (18,20) on one surface thereof which is changeable between an opaque condition and a transparent condition, controlled by an electrical circuit (22).

Abstract: A trial frame is disclosed presenting pairs of lens holders on one or both sides of a common beam for ocular therapy and testing by a plurality of test lenses. Each lens frame holder is grooved to simultaneously accommodate plural lenses and may completely or partially encircle lenses to releasably hold them. Secured at each lateral extremity of the common beam is an elastic head band to quickly and securely position the test frame for use especially as on an active younger child.