Bike Forums - Search Results

Search: Posts Made By: JohnJ80

Showing results 1 to 4 of 4
Search took 0.03 seconds.

Forum: Electronics, Lighting, & Gadgets

08-09-12, 09:01 PM

Replies: 32

Lupine "Betty 6" 2600 Lumens on Helmet

Views: 3,920

Posted By JohnJ80

Piko's going from 750 lumens to 900 lumens. They...

Piko's going from 750 lumens to 900 lumens. They already have the kits on the website and just don't have the individual bare lampheads at 900 lumens yet.

That says that the Wilma ought to go up...

Forum: Electronics, Lighting, & Gadgets

08-05-12, 01:39 PM

Replies: 32

Lupine "Betty 6" 2600 Lumens on Helmet

Views: 3,920

Posted By JohnJ80

Actually I do. I'm both an engineer and a semi...

Actually I do. I'm both an engineer and a semi pro photographer. Try it and see. The bright spot center spot shows just fine and usually fairly realistic. Now look at the edges of the spill on...

Forum: Electronics, Lighting, & Gadgets

07-25-12, 09:35 PM

Replies: 32

Lupine "Betty 6" 2600 Lumens on Helmet

Views: 3,920

Posted By JohnJ80

That's exactly what you won't see. The...

That's exactly what you won't see. The gradations of light are not reproduced well with digital photography for the reason I listed. You'll not see the full beam spill.

This worked fine with...

Forum: Electronics, Lighting, & Gadgets

07-25-12, 01:35 PM

Replies: 32

Lupine "Betty 6" 2600 Lumens on Helmet

Views: 3,920

Posted By JohnJ80

Beam shots at this level of brightness are a...

Beam shots at this level of brightness are a waste of time. Digital cameras cannot adequately show the spread from bright to dark. Your eye can see about 20 fstops of light. The camera 6 or so. ...

Showing results 1 to 4 of 4