Nikon D3300/1855/R 94More on Photography, AAperture, Sensitivity, and Flash Range

AAperture, Sensitivity, and Flash Range

Flash range varies with sensitivity (ISO equivalency) and aperture.

		Aperture at ISO equivalent of						Approximate range
100	200	400	800	1600	3200	6400	12800	m	ft
1.4	2	2.8	4	5.6	8	11	16	1.0–8.5	3 ft 3in.–27 ft 11 in.
2	2.8	4	5.6	8	11	16	22	0.7–6.0	2 ft 4in.–19 ft 8 in.
2.8	4	5.6	8	11	16	22	32	0.6–4.2	2 ft–13 ft 9 in.
4	5.6	8	11	16	22	32	—	0.6–3.0	2 ft–9 ft 10 in.
5.6	8	11	16	22	32	—	—	0.6–2.1	2 ft–6 ft 11 in.
8	11	16	22	32	—	—	—	0.6–1.5	2 ft–4 ft 11 in.
11	16	22	32	—	—	—	—	0.6–1.1	2 ft–3 ft 7 in.
16	22	32	—	—	—	—	—	0.6–0.7	2 ft–2 ft 4 in.

94More on Photography