Pentax ZX-5 ZX-5 Manual - Page 43
Dni.loohs, Noilvind0, Oisv8
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2 PeN cd U a ti d. 2. Depress the shutter release button fully, and the flash unit discharges. After using the flash, retract the built-in flash by pressing it down into the camera body. • If the Built-In flash is used continuously, the battery may become warm, but it does not mean the battery is faulty; it is one of the battery's characteristics. • With the Built-in flash popped-up, an External Flash cannot be attached to the hot shoe. If you would like to use an external flash together with the Built-in flash, see the flash connections on page 76. • The shutter cannot be released until the flash is fully charged. 39 Flash effective range for Programmed TTL Auto Flash with ISO 100 (400) film used Maximum Lens Aperture f/1.4 f/2 f/2.8 f/3.5,f/4.7 f/5.6 Effective Range approx. 0.8 - 3.9m (0.8- 5.6m) 2.6 - 12.8ft (2.6-18.4ft) approx. 0.8 - 3.3m (0.8- 4.8m) 2.6 - 10.8ft (2.6-15.7ft) approx. 0.7 - 2.8m (0.7- 4.0m) 2.3 -9.2ft (2.3-13.1ft) approx. 0.7 - 2.4m (0.7- 4.0m) 2.3 - 7.9ft (2.3-13.1ft) approx. 0.7 - 2.0m (0.7- 4.0m) 2.3 - 6.6ft (2.3-13.1ft) The effective range of the flash depends on the maximum aperture of the lens in use. A lens with a maximum aperture of f/1.4 is marked as 1:1.4 on its barrel. • This effective range table is only applicable when the exposure mode is set at the Programmed AE Mode. When any other exposure mode is used, see page 72. • The minimum effective range is always 0.7m (2.6ft) even if a lens with a maximum aperture f/2.8 or smaller is in use. When a subject is shot at a distance closer than 0.7m (2.6ft), the correct exposure cannot be obtained, and you will see vignetting in the picture corners. (DNI.LOOHS) NOIlVind0 OISV8