Pentax Optio A20 User Manual

81
Taking Pictures
4
Flash Mode
Selecting the Flash Mode
Auto
The flash discharges automatically depending on the light
conditions.
a
Flash Off
The flash will not discharge, regardless of the brightness.
Use this mode to take pictures at dusk or in museums etc.
where flash photography is prohibited.
b
Flash On The flash discharges regardless of the brightness.
c
Auto + Red-eye
This mode reduces the phenomenon of red eyes caused by
the light from the flash being reflected in the subject’s eyes.
The flash discharges automatically.
d
Flash On
+ Red-eye
This mode reduces the phenomenon of red eyes caused by
the light from the flash being reflected in the subject’s eyes.
The flash will discharge regardless of lighting conditions.
b
Soft Flash
This mode reduces the intensity of the flash so that the
flash is not too bright even when fired at close range. The
flash will discharge regardless of the light conditions.
• The Flash Mode is fixed to Flash Off under the following
conditions.
- In Movie mode
- In Continuous Shooting
- When Focus Mode is set to Infinity mode
• The picture is taken when the last flash is discharged after the pre-
flash. (The interval between the flashes is longer when using the
red-eye reduction function.)
Four-way controller
OK button

Pentax Optio A20 Specifications

General

Megapixel	10 MP
Sensor type	CCD
Image sensor size	1/1.8 \
Maximum image resolution	3648 x 2736 pixels
Still image resolution(s)	640 x 480, 1024 x 768, 1600 x 1200, 2048 x 1536, 2592 x 1944, 3072 x 2304, 3648 x 2736
Digital zoom	4 x
Focal length range	7.9 - 23.7 mm
Digital SLR	No
Built-in flash	Yes
Camera shutter speed	4 - 1/2000 s
Effective sensor resolution	1037000 pixels
Compatible operating systems	Windows 98/98SE/Me/2000/XP
Focal length (35mm film equivalent)	38 - 114 mm
Focus adjustment	Auto
Normal focusing range	0.35 - ∞ m
Super Macro focusing range	0.06 - 0.15 m
Macro focusing range (wide)	0.12 - 0.4 m
Light metering	Centre-weighted, Spot
ISO sensitivity	64, 100, 200, 400, Auto
Internal memory	22 MB
Compatible memory cards	sd
Maximum memory card size	4 GB
Motion JPEG frame rate	30 fps
Video formats supported	AVI
Maximum video resolution	640 x 480 pixels
Display diagonal	2.5 \
Display resolution (numeric)	232000 pixels
USB version	2.0
Scene modes	beach, Children, Documents, Night, Portrait, Sports, Landscape (scenery)
White balance	auto, daylight, Fluorescent, manual, Shade, Tungsten
Self-timer delay	2, 10 s
Product color	Silver
Battery type	D-LI8
Flash modes	auto, Flash off, Red-eye reduction
Camera shutter type	Electronic

Weight and Dimensions

Depth	23 mm
Width	88.5 mm
Height	54.5 mm
Weight	125 g