Flash-to-Subject Distance

 

 

ISO Film Speed

Wide (30 mm)

Tele (60 mm)

 

 

 

 

50

2 to 14 ft

2 to 7 ft

 

(0.60 to 4.3 m)

(0.60 to 2.1 m)

 

 

 

 

100

2 to 19 ft

2 to 10 ft

 

(0.60 to 5.8 m)

(0.60 to 3.1 m)

 

 

 

 

200

2 to 27 ft

2 to 14 ft

 

(0.60 to 8.2 m)

(0.60 to 4.3 m)

 

 

 

 

400

2 to 38 ft

2 to 19 ft

 

(0.60 to 11.6 m)

(0.60 to 5.8 m)

 

 

 

800

2 to 53 ft

2 to 27 ft

 

 

(0.60 to 16.2 m)

(0.60 to 8.2 m)

 

 

 

 

1600

2 to 74 ft

2 to 38 ft

 

(0.60 to 22.6 m)

(0.60 to 11.6 m)

 

 

 

 

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Image 12
Kodak 4100ix manual Flash-to-Subject Distance, ISO Film Speed