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We Provide Full Solutions For You.
Standard design
1.The E vision chart
2.The C vision chart
3.The ABC vision chart
4.The 123 vision chart
5.The child vision chart
6.Astigmatism chart
7.Achromatopsia chart
8.Synthesis chart
9.Ophthalmic konwledge pictures
Distance to test 1m 1.2m 1.5m 2m 2.5m 3m 4m 5m 6.3m