DFK with a zoom TV lens
AstroDMx Capture was used to capture a SER file of the nesting box.
Te Debian laptop capturing data
Screenshot of AstroDMx Capture for Linux capturing data
SER player was used to cut out the frames containing action. A SER file and AVI were made as high quality recordings and an animated GIF was made to show the results here on the blog.
The software has the capacity for time-lapse imaging down to 0.1s intervals, but for the fast flight of the blue-tits, a 30fps SER file was the best way to capture the data