Exposure calculator

[Ukastronomer]

I often see people asking what exposure they need when imaging, basic imaging, Moon etc.

You may be interested in this link

http://www.mikeoates.org/mas/projects/calc/

JR

[PhilTas]

Thanks Jeremy,
I designed and used a very similar exposure wheel many years ago for terrestrial use.

I'll certainly give this one a try.
cheers Phil

[Ukastronomer]

I made one, laminated it and fixed with a small bolt and locknut