https://peertube.dngr.us/videos/watch/87eeb159-1b7c-4f2c-9464-3c4fee4bac5d Love our channel? Help us save and post more orphaned films! Support us on Patreon: https://www.patreon.com/PeriscopeFilm Even a really tiny contribution can make a difference. Made by the Burton Holmes Film Co., this black & white educational U.S. Navy Training Film is one of a series made to train lookouts. This one is about night vision and how to maintain it. Copyright 1944. Opening: U.S. Navy Training Film - Night Vision (:06-:19). A sailor raises binoculars at night. Eyes on a face. Eyes shift. Diagram of how the human eye works, animation shows how the eye lens sees. Diagram points out how an eye sees during the day versus at night. A man looks up at night under darkness (:20-2:17). Sailors sit and read. A man rushes up the stairs and goes from light to dark. Two men look up at night. Sailors open goggles and wear special "dark adapt" red goggles before going on watch (2:18-3:30). A red lens flashlight is used. Binoculars are adjusted. A sailor wears his goggles as he goes from dark to light. A silhouette of a ship against the moon (3:31-4:35). A man stares out and then uses binoculars. Sailors eat below deck, put on special goggles, writes down on a pad. Sailors use binoculars, look at the horizon (4:36-5:23). End credits (5:24-5:31). Motion picture films don't last forever; many have already been lost or destroyed. We collect, scan and preserve 35mm, 16mm and 8mm movies -- including home movies, industrial films, and other non-fiction. If you have films you'd like to have scanned or donate to Periscope Film, we'd love to hear from you. Contact us via the link below. This film is part of the Periscope Film LLC archive, one of the largest historic military, transportation, and aviation stock footage collections in the USA. Entirely film backed, this material is available for licensing in 24p HD and 2k. For more information visit http://www.PeriscopeFilm.com Source: https://www.youtube.com/watch?v=5zP39j2VsLA Mirrored from Periscope Film (https://www.youtube.com/@PeriscopeFilm) Thu, 11 Jun 2026 06:25:20 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://peertube.dngr.us https://peertube.dngr.us/lazy-static/avatars/41a6fee9-7f57-42d0-a5fc-5db4f1af2e31.png https://peertube.dngr.us/videos/watch/87eeb159-1b7c-4f2c-9464-3c4fee4bac5d All rights reserved, unless otherwise specified in the terms specified at https://peertube.dngr.us/about and potential licenses granted by each content's rightholder.