Hi all,
Dun mind my ignorance...
Hope somebody can answer my questions....
1. For close up filters, why do they sell packages of +1, +2, +4,
For better close up, can't they use +4, +4 , +4? or more +10?
2. Wad does it means when a lens vignet? wad causes it?
Thanks!
:what:
Dun mind my ignorance...
Hope somebody can answer my questions....
1. For close up filters, why do they sell packages of +1, +2, +4,
For better close up, can't they use +4, +4 , +4? or more +10?
2. Wad does it means when a lens vignet? wad causes it?
Thanks!
:what: