Pentax Optio M20 Review

The Review button brings up the last image captured in full screen mode with some information overlayed. Press "right" or "left" to scroll through the captured images.

Pressing the OK button in the center of the 4-way controller toggles the amount of exposure information displayed with an image. Here you can see extended information for image size/quality, white balance, metering, ISO, shutter speed, aperture, and the histogram display.

Pressing the Wide Zoom control button brings up the thumbnail index mode, here you can quickly search through the stored images and select one for full screen playback. Press it again and the calendar mode is displayed.

While an image is displayed full screen you can magnify it by pressing the Zoom-Telephoto button. Once magnified you can scroll around inside of it using the 4-way selector. You can enlarge up to 8x in 0.1x steps.

Playback menu options:

Slide show - Set image play intervals (3,5,10,15,20,25 and 30 sec.)
Resize - Create an image with Lower Resolution and or Quality Level
Trimming - Crop image to different size
Copy Image & Sound - From internal memory to SD or MMC card
Image rotation - rotates image for proper orientation
Digital Filter - Digitally alter you images
Brightness Filter - Adjust the image brightness
Frame Composite - Add decorative frames around your images
Red-eye Compensation - Remove red-eye from your portraits
Voice Memo - Add a voice memo to an image
Protect - Protect image from deletion; On or Off
DPOF - Set DPOF printing information
Start-up Screen - Manage the start-up image and sound

You can resize the image.

You can trim (crop) the image.

Movies are played back fullscreen with the audio played back on the built-in speaker. You can play a movie frame by frame, pause, fast forward or rewind with the 4-Way Selector

You can add one of three decorative frames with the Composite option.

Setup options:

Format - Format the SD card
Sound - On/Off
Date Adjust - Set Date/Time
World Time - Set World Time
Language - Set user Language
Folder Name - Standard or date
USB Connection - PictBridge, PC
Video Out - NTSC or PAL
Auto LCD Dimmer - On/Off
Auto Power Off - Off, 3 min, 5 min
Quick Zoom - On/Off
Green Button - Selects the function of the Green Button
Guide Display - Enable the brief popup labels when switching modes
Reset - Reset to Default