Pentax Optio A20 User Manual

90
Taking Pictures
4
The auxiliary AF light is convenient when you shoot a dark subject. The function
helps you to focus on the subject under the conditions that the auto focus does
not work properly.
4 Use the four-way controller (23)
to select [Aux. AF Light].
5 Use the four-way controller (45)
to select [O (On)/P (Off)].
6 Press the shutter release button
halfway.
The camera is ready for taking pictures.
Setting the Auxiliary AF Light
The auxiliary AF light of this camera conforms to the safety standard
(IEC60825-1) for Class 1 LED product. Looking at the light directly
will not create safety hazard. However, do not look into the emitter
from a very short distance since you may feel dazzled.
The camera does not emit the AF light under the following conditions.
- In Movie mode
- In Landscape mode (The AF light is available if you set Aux. AF
Light to On.)
- When Focus Mode is set to Pan Focus, Infinity or Manual Focus.
AF Setting
Focusing Area
Focus Limiter
Aux. AF Light
MENU

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