Jessica Sinclair and her husband took baby Piper to a pediatrician because she was not yet crawling, ABC News reports.
"They thought she might have a stigmatism," Sinclair said. "She didn't, but she's extremely far-sighted and so needed glasses."
After Piper received her custom-fit glasses, the family went out to celebrate, which is when they took the video.
The video has been viewed more than 18 million times on Facebook. Sinclair says she hopes it will remind parents to get babies' eyes checked.
"It was a fantastic moment to witness."
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