Adjusting The Exposure; Adjusting The Light Level (Nd Filter) - Sony PXW-Z90T Operating Manual

Adjusting the brightness (Continued)
• When recording under fluorescent lamps,
sodium lamps, or mercury lamps, the picture
may flicker or change colors, or may have
horizontal bands of noise.
You may be able to improve the situation by
adjusting the shutter speed to 1/100 if the power
frequency of your area is 50 Hz, or 1/60 in a 60
Hz area.
• You can switch the shutter speed display
between seconds and degrees ([SHUTTER
DISPLAY], p. 124).
To adjust automatically
Press the SHUTTER SPEED button D
while the shutter speed value is highlighted.
The shutter speed value disappears, or
appears next to the shutter speed value.
When AE is fixed,
Setting when [60i/50i SEL] is switched
The shutter speed may change after
switching, depending on the current speed
level. Refer to the following table for the
shutter speed levels.
Level 60i/60p/30p
0 –
1 8
2 15
3 30
4 50
5 60
6 90
7 100
8 125
9 180
10 250
11 350
12 500
13 725
14 1000
15 1500
16 2000
17 3000
46
appears.
24p 50i/50p/25p
6 –
12 6
24 12
25 25
40 30
48 50
50 60
60 100
96 120
100 150
120 215
144 300
192 425
200 600
288 1000
400 1250
576 1750
1200 2500
Level 60i/60p/30p
18 4000
19 6000
20 10000

Adjusting the exposure

AUTO ( )
MANUAL (all)
1 When you switch to AUTO/MANUAL
in [SPOT METER] or [SPOT METER/
FOCUS].
2 When all of iris, ISO sensitivity/gain,
and shutter speed are set to MANUAL.
3 When the last setting of the exposure is
set to AUTO, and the iris, ISO sensitivity/
gain, or shutter speed is set to AUTO.
4 When the last setting of the exposure is
set to MANUAL, and the iris, ISO
sensitivity/gain, or shutter speed is set to
AUTO.
b Note
• When you set the AUTO/MANUAL switch F
to AUTO, or press [EXEC] on the [SPOT
METER] or [SPOT METER/FOCUS] screen,
the exposure is returned to AUTO.
Adjusting the light level (ND
Filter)
You can set an appropriate brightness level
using the ND filter switch E when the
recording environment is too bright.
The ND filters 1, 2 and 3 reduce the light
level to about 1/4, 1/16 and 1/64,
respectively.
If flashes during the iris automatic
adjustment, set the ND filter to 1. If
flashes during the iris automatic
24p 50i/50p/25p
2400 3500
4800 6000
10000 10000
MANUAL ( )