The flash range changes according to the camera sensitivity setting.
Senstivity / Wideangle / Tele
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AUTO / 0.5-2.9m (1.6-9.5ft) / 0.5-1.7m (1.6-5.6ft)
ISO 100 / 0.5-2.0m (1.6-6.5ft) / 0.5-1.2m (1.6-3.9ft)
ISO 200 / 0.5-2.9m (1.6-9.5ft) / 0.5-1.7m (1.6-5.6ft)
ISO 400 / 0.5-4.1m (1.6-13.5ft) / 0.5-2.4m (1.6-7.9ft)
ISO 800 / 0.5-5.8m (1.6-19.0ft) / 0.5-3.4m (1.6-11.1ft)