Pentax K20D User Manual

250
Appendix
12
Lens names and mount names
DA lenses with an ultrasonic motor and FA zoom lenses with power zoom
use the K
AF2 mount.
FA prime lenses (non-zoom lenses), DA lenses without ultrasonic motors
and D FA, FA J and F lenses use the K
AF mount.
See the lens manual for details.
Lenses and accessories that cannot be used with this camera
When aperture ring is set at other than the s (Auto) position or a lens
without an s position or accessories such as an auto extension tube or
auto bellows are used, camera does not operate unless [36. Using
aperture ring] (p.75) is set to [Permitted] in the [A Custom Setting] menu.
Refer to Notes on [36. Using Aperture Ring] (p.251) for restriction that
apply when [36. Using aperture ring] is set to [Permitted] in the [A Custom
Setting] menu.
All camera exposure modes are available when using DA/FA J or lenses
with an Aperture s position set to the s position.
Lens and Built-in Flash
The built-in flash cannot be regulated and fully fires when pre A lenses or
soft focus lenses are used.
Note that the built-in flash cannot be used as an Auto Flash.

Pentax K20D Specifications

General

Camera Type	Digital SLR
Sensor Type	CMOS
Sensor Size	23.4 x 15.6 mm
Resolution	14.6 MP
Continuous Shooting Speed	3 fps
Image Stabilization	Sensor-shift
Screen Size	2.7 inches
Screen Resolution	230, 000 dots
Storage Media	SD/SDHC
Dimensions	141.5 x 101 x 70 mm
Weather Sealing	Yes
Image Processor	PRIME (Pentax Real Image Engine)
Shutter Speed	30-1/4000 sec
Viewfinder	Optical (pentaprism)
Battery	Rechargeable Lithium-Ion battery
ISO Range	ISO 100 - 3200 (expandable to 6400)