Free Vision Measurement

説明 Free Vision Measurement

Free Health could measure your vision by phone, without any peripheral
Without any peripherals, Free Health measured directly through the mobile phone:
★ Visual Acuity Test
★ Color Blind Test
★ Astigmatism test
It does not require any peripherals, only use a mobile phone.
Free Health has Variety of Visual training programs, protect your eyes.
★ Close and move
★ Random move
★ Circle focus
★ .......
More information
For more product information and videos, check out:
http://www.4freeall.com
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