i have some question regarding photography and since i missed my photography course this semester, i'll ask here...
1. why there are many filters with diferent colors?
http://www.ritzcamera.com/product/241661461msk.htm
http://www.ritzcamera.com/product/241663616msk.htm
http://www.ritzcamera.com/product/241663780msk.htm
http://www.ritzcamera.com/product/241661388msk.htm
http://www.ritzcamera.com/product/241661453msk.htm
2. whats a polarizer?
3. there are so many options, maybe someone could make a brief explanation of them. I see fog effect, diffusion filter, neutral density, skylight, spot filter (thats a strange one),
thanx