FujiFilm GA645 Professional Owner's Manual page 27

Hide thumbs Also See for GA645 Professional:
Table of Contents

Advertisement

sation.
3. Set the aperture (Fig. 41)
Set the aperture by turning the Up/Down Dial,
e If the shutter speed is set for bulb exposure, the *bur
Sign will appear both in the FirKJer and LCD. During
bulb exposure, no battery power Is consumed so you
need not worry that the batteries may run out during
long-time exposure.
• At bulb exposure, the shutter remains open white the
shutter button is held pressed.
4. Adjust the shutter speed and aperture (Fig. 42)
Correct-exposure S^gn (Fig. 42-A)
« Overexposure Sign (Fig. 42-B)
• Underexposure Sign (Fig. 42-C)
Press the Shutter Release about halfway down. If the Cor¬
rect-exposure Sign ( $ ) appears in the Finder, the expo¬
sure is correct. If the Over
(A)
or Underexposure (▼) Sign
appears, adjust the aperture or shutter speed so that the
( $ ) Sign turns on.
s
If you want intentional over or underexposure, take pic¬
tures with the Over
(A)
or Underexposure (▼) Sign dis¬
played in the Finder.
USING THE BUILT-IN FLASH
1. Readying the flash (Fig. 43)
Cl) Pop up the Flash Head by pressing the Flash Button.
As soon as the Flash Sign ( i ) in the LCD stops blink¬
ing and glows, the flash is ready to fire,
e The Flash Sign ( ( ) will blink white the flash is charg¬
ing. While it blinks, the camera's operating functions
such as releasing the shutter will not work,
e The table shows the minimum exposure (allowable
aperture) depending on the ISO value, due to the limita¬
tion of flash control capabilities.
ISO
25
50
IX 200 or more
Minimum exposure
8
11
16
22
2. Exposure control with the built-in flash (Fig. 44)
• Flash Sensor (Fig. 44-A)
The camera's built-in flash operates as an automatic flash
which measures the Intensi^ of the light reflected by the
subject and automatically adjusts its amount of light in
accordance with the aperture which is set. A flash sensor
which receives the light reflected from the subject mea¬
sures the amount of light in the center of the picture frame.
# In the aperture-priority auto exposure or manual expo¬
sure mode, the flash will always fire. It can be used as
till-in light when shooting your subject in the shade of a
tree or for obtaining a catch-light effect on portraits.

Advertisement

Table of Contents
loading

This manual is also suitable for:

Ga645w professional

Table of Contents