Shutter timer for DSLR - 08 February 2008
An external shutter is necessary for taking pictures with exposure time over 30s (bulb). Electronical programmable shutter is very useful accessory for astronomical photography.Martin Pecka is author of a concept, technical realization was made by Ivan MajchroviÄ. This is my thanks them for their effort.
The author of concept has changed originally suggested times according to my wishes.
1s, 2s, 4s, 8s, 15s, 20s, 30s, 45s, 60s, 90s, 120s, 180s, 240s, 300s, 480s, 600s, 900s, 1/2ho., 1hod.
-- , 2s, 3s, 4s, 8s, 15s, 30s, 1m, 2m, 4m, 8m, 15m, 30m, 60m, 90m
Off, 1s, 2s, 4s, 8s
Off, 2s, 4s, 8s, 15s
-- (no delay), 0s (about 0.4sec.), 1s, 2s
0s (about 0.2sec.), 1s, 2s, 4s, 6s, 10s, 15s
Count of exposures:
1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 30, 40, 50, 60, 80, 255