Phoropter Refraction (updated 2024-11-20)
Duration: 5:30
74.7K views | 1 Nov 2018
74.7K views | 1 Nov 2018
Duration: 8:28
8.1K views | 15 May 2015
8.1K views | 15 May 2015
Duration: 3:28
41.5K views | 11 Mar 2015
41.5K views | 11 Mar 2015
Duration: 5:23
7.8K views | 15 Sep 2019
7.8K views | 15 Sep 2019
Duration: 14:06
9.6K views | 25 Jan 2021
9.6K views | 25 Jan 2021
Duration: 15:46
367.1K views | 8 Feb 2018
367.1K views | 8 Feb 2018
Duration: 5:49
23.7K views | 8 Sep 2019
23.7K views | 8 Sep 2019
Duration: 4:51
15.7K views | 9 Aug 2018
15.7K views | 9 Aug 2018
New on site