tired businessman in the office has difficulty to see texts on his smartphone, concept for the beginning of presbyopia just after the age of 40 years. - 散光 個影片檔及 b 捲影像00:08
tired businessman in the office has difficulty to see texts on his smartphone, concept for the beginning of presbyopia just after the age of 40 years. - 散光 個影片檔及 b 捲影像00:09
close-up of cataract surgery – lens fragmentation and residual capsule visualization - 散光 個影片檔及 b 捲影像00:18
cataract surgery – capsulorhexis with precision instrument under surgical microscope - 散光 個影片檔及 b 捲影像00:19