Effective Flash Range (Reference) - Canon Macro Ring Lite MR-14EX II User Manual

Effective Flash Range (Reference)

EF50mm f/2.5 Compact Macro
ISO100
45
32
22
16
11
8
5.6
4
3.2
2.8
2.5
0.13 0.2 0.3 0.5
+Life-Size Converter EF
0.5 0.67 1
Magnification
MP-E65mm f/2.8 1-5x Macro Photo
ISO100
16
11
8
5.6
4
2.8
1 2 3
Magnification
EF180mm f/3.5L Macro USM
ISO100
32
22
16
11
8
5.6
4
3.5
0.1 0.2 0.3 0.5 0.7 1
Magnification
24
ISO400
0.13 0.2 0.3 0.5
ISO400
4 5 1 2 3
ISO400
0.1 0.2 0.3 0.5 0.7 1
EF100mm f/2.8 Macro/
EF100mm f/2.8 Macro USM/
EF100mm f/2.8L Macro IS USM
0.5 0.67 1
EF-S60mm f/2.8 Macro USM
32
22
16
11
8
5.6
4
4 5
2.8
0.25 0.33 0.5 0.67 1
Magnification
ISO100
32
22
16
11
8
5.6
4
2.8
0.33 0.5 0.7 1 0.33
Magnification
ISO100
0.25 0.33 0.5 0.67 1
: Effective flash range
(both sides firing)
ISO400
0.5 0.7 1
ISO400