Thread: My geek thread
View Single Post
Old 01-08-19, 11:19 AM
Ygduf's Avatar
Join Date: Jun 2008
Location: Redwood City, CA
Posts: 10,975

Bikes: aggressive agreement is what I ride.

Mentioned: 108 Post(s)
Tagged: 0 Thread(s)
Quoted: 966 Post(s)
Likes: 0
Liked 1 Time in 1 Post
Originally Posted by TMonk View Post
the orange sodium vapor lights emit a very narrow band of light that is more easily filtered out for the observatory. But don't worry, everyone is ******** so they are pushing for modern (white) LED and/or metal halide lights that emit light in all colors and can't be filtered out.

wah wah
Ygduf is offline