DIY Book Scanner

thanks for sharing, the camera arm remarkable

how do your desing this camera arm?

maybe wireshark could help to write a software that does not tranfer the image and you could maybe use 2 instances of an android emulator to controll bouth cameras
just my 2 cents

power jack
standbye turn off setting
black case
no af light/laser
good optics (corners)

i've drove 8 canons a495 from the 3.3V rail of an ATX power supply, your cabels needs thick enouth, and the power supply need amps, in situation where you zoom, charging flash the cams need a lot amps, if the power supply is not strong enough while this peeks your camera will shut of (you will see a...

why not Canon Powershot A3300 IS ?
16 megapixel
chdk yes
95,93€ @ amazon

Thanks for be so open "hardware", your are some kind of a hero, lets hope that many people (me included) will flow this path to a better future

i saw an interesting way to mount the bearings http://www.youtube.com/watch?v=YZAW7lvkf8g&feature=plcp&t=01m30s this small gap Matthiaswandel saw with the band saw could be made on a laser cutter but as the hacker space design is made for an CNC shopbot i made a small variation, the tool has a radiu...

camsuppoort_page0.jpg 1. threaded rod 2. nut 3. gear 4. ball bearing 6. chain/belt 7. motor camsuppoort_page1.jpg 8. base 9. hinge camsuppoort_page2.jpg 10. camera base 11. 1/4" camera bold the cameras would take a picture of e.g. an QR-Code, the software would calculate how the page is skewed calc...

i would consider to make every second an image, an software could check for duplicated images and throw them out, detecting the images while moving could be more problematic If the time interval is tuned to match exactly the users own page-turn-speed then moving to even more frequent photos would b...

Hi, i just made some experiments, i have two tethered cameras and an software to control it, this software shoots both cameras after a key press. hitting that key on the keyboard while scanning is not so effective, so i've wrote a small python script that looks at the sound level and then emulates a...