http://www.pictchallenge-archi...STNUM/D3_optiques.html
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+ is 1
- is 0.5
so +++- = 3.5
-------------------------------
5 is the best
4 is pretty good
3 is decent
2 is okay
below 2 is bad
-------------------------------
--------------------------------
+ is 1
- is 0.5
so +++- = 3.5
-------------------------------
5 is the best
4 is pretty good
3 is decent
2 is okay
below 2 is bad
-------------------------------
