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--- dive_light_burn_times [2023/09/19 06:42] – qlyoung
+++ dive_light_burn_times [2024/07/02 21:57] (current) – add page title qlyoung
@@ Line 1: / Line 1: @@
-I like to go cave diving. In cave diving, lights are important, and we carry a bunch of them. The rule in cave diving is to carry at least three lights for redundancy: one primary and two or more backups.
+===== dive light burn times =====
+I like to go diving in dark places. In dark places like caves, lights are important, and we carry a bunch of them. The rule in cave diving is to carry at least three lights for redundancy: one primary and two or more backups.
 I use these lights as backup lights: https://www.divegearexpress.com/dgx-600-twist-handheld-light
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 It turns out the DGX 600 twist light burns for between 90-100 minutes. Over this time period it gets gradually less bright until it finally goes out completely. It is still usefully bright until the moment it turns off.
-{{:lights-discharge.mp4|Video of light discharge behavior }}
+{{:lights-discharge.mp4?633x360|Video of light discharge behavior}}
+//[[AV1|this video doesn't play!]]//
+The apparent increases in brightness in this video are caused by the automatic exposure control of the camera adjusting for decreasing brightness levels and do not occur in reality.
+{{tag>diving}}