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Patent MacHealth
Patent
MacDx
Press Release
1/15/2026
100 years after Hecth's first test, Hofeldt patents: MacHealth™ & MacDX®.

Learn the MacHealth Test: TAP to View

MacDx® App Series, Red Light
Download MacHealth from Apple (QR on iPhone, pay 99 cents fee for 30 tests.) Perform 3 tests on each eye and send me the results using NUMBERS for ID (do not use a real name due to patient identification.) When I receive your results, I will notify you, if they qualify, I will send $1.00 for the app Price. Try repeating tests to get use to the easy test. I will reimburse the first 1000 MacHealth test. Send to ajh@amaoptics.com.
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REFERENCES
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Hofeldt, A.J.: Illuminated near card assessment of potential visual acuity. J Cataract Refract Surg. 22:367-371, 1996.
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Hofeldt, A.J. and Weiss M.J.: The illuminated near card assessment of acuity in eyes with cataract. Ophthalmology 105, 1531-6, 1998
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Chang, MA, Airiani, S, Miele, D, Braunstein, RE : A Comparison of the Potential Acuity Meter (PAM) and the Illuminated Near Card (INC) in Patients undergoing Phacoemulsification. EYE 2006) 20, 1345–1351.
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Steve Charles, Md; Samuel Masket, Md; Jay S. Pepose, Md, Phd; Richard Tipperman, Md; And William B. Trattler, Md Macular Function. CRST, Dec 2010
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Suhr: Cataract surgery outcomes better predicted by meter than by potential acuity pinhole technique. Ophthalmology Times 2009
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Fisher, Bret: Mananging Postoperative Dissatisfaction. CRST, Oct. 2013








