Flip up the flash,and set the shutterspeed to 1/100-sec, or slower.Set the aperture setting according tothe camera-to-subject distance in thetable below,Aperture setting (color negative film)DistanceISO 50ISO 100ISO 200ISO 400Zoom Macro0.6 ~0.8m2.0 ~2.6ftF22--0.8 ~1m2.6 ~3.3ftF16F22--1 ~1.2m3.3 ~3.9ftF13F19--Standard1.2 ~1.5m3.9 ~4.9ftF11F16F22-1.5 ~2m4.9 ~6.6ftF8F11F16F222 ~2.5m6.6 ~8.2ftF6.7F9.5F13F192.5 ~3.2m8.2 ~10.5ftF5.6F6.7F9.5F133.2 ~4m10.5 ~13.1ft_F5.6F8F11Calculation formula for ISO 100: Aperture setting = GN20 ÷ Distance (m)Aperture setting = (GN66 ÷ Distance (ft)FLASH PHOTOGRAPHY IN THE MANUAL EXPOSURE MODE45