| Pentax Optio A40 specifications |
| lens / zoom | 37mm - 111mm (3x) (dig 6x) |
| focus / macro | auto | manual / 35cm / 6cm |
| metering mode | multi-segment, center-weighted, spot |
| aperture | auto / F2.8 - F5.4 |
| white balance | auto, 4 presets, manual |
| shutter | auto / 4s - 1/2000s |
| exposure | +/- 2EV in 1/3EV steps |
| flash / mode | internal - 5 modes / 6cm - 7.1m |
| viewfinder | lcd screen |
| iso ratings | 50, 100, 200, 400, 800, 1600, 3200i |
| image size | 4000x3000 / 3648x2736 / 3072x2304 / 2592x1944 / 2048x1536 / 1024x768 / 640x480 |
| image format | jpeg (exif2.2) |
| image compr. | good / better / best |
| lag/cycle times | |
| remote control | self-timer 2s, 10s |
| video options | mpeg-4, with sound - 640x480, 320 x 240 (30 fps) |
| audio options | wav mono |
| connectivity | usb 2.0 (high speed), A/V (NTSC/PAL) |
| storage | 22MB internal, SD, SDHC |
| platform | |
| extra features | optical image stabilization
PictBridge compliant |
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