tag:blogger.com,1999:blog-2807403883562053852.post3421996975539721567..comments2024-04-09T12:40:55.547-06:00Comments on Clayton Cramer.: xenon headlightsClayton Cramerhttp://www.blogger.com/profile/03258083387204776812noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-2807403883562053852.post-10565285244461653742015-02-27T22:22:56.400-07:002015-02-27T22:22:56.400-07:00At age fifty, you require three times as much ligh...At age fifty, you require three times as much light as you do at age twenty, for the same (approximate) vision ability.<br /><br />TwentyOne years ago, the 60 lumens from my new P6 Surefire flashlight was dazzling. Now, that output is ho-hum to me. Just upgraded the bulb, to make it worth using again.Willhttps://www.blogger.com/profile/00722792638246578812noreply@blogger.com