Olympus IS-1 manual Aperture setting color negative film

[>]: to open the aperture

[<]: to close the aperture

*Set the desired aperture level according to the distance between the camera and subject (see chart).

Aperture setting (color negative film):

Distance	1.2—1.5 m		1.5 — 2 m	2 — 2.5 m		2.5 — 3.2 m	3.2—4 m
	(3.9—4.9 ft)		(4.9—6.6 ft)	(6.6—8.2 ft)		(8.2—10.5 ft)	(10.5—13.1 ft)
ISO 100	Fll		F8	F6.7		F5.6	F4.5
ISO 200	F16		Fll	F9.5		F8	F5.6
ISO 400	F22		F16	F13		Fll	F8
Calculation formula	for ISO 100: Aperture setting = GN15 ÷				Distance (m)
		Aperture setting = GN50 ÷			Distance (ft)

— 51 —