High quality polarizing glasses matched to the polarity of the polarizing screen filters. Price includes one adult size and one child size glasses.
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VisionPerformance.Store
Free Shipping USA over $500.00.
Inventors: Hecht & Hofeldt
*1921 Fovea Adaptation by Dr. Selig Hecht
*2021 Relative Fovea Adaptation by Dr Albert Hofeldt
*100 years between Hecht and Hofeldt Methods, see Video below:

iPhone Testing

People TEST at Home:
MacHealth.pro
download
99 Cents for 30 tests
@ Apple Store.
Remote Macula Test at HOME
Spot & Flood Lights
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