János, Tóth F. wrote: > Is this information (delay between digital and analog screen refreshes) > included in the verbose output? Hi, yes it is. But it may vary if you run it several times, and it is only reading at about 10msec resolution. > Taking pictures of the displays with running clocks is also far from > accurate because the sampling rate is limited to the screen refresh rate, > so you don't even have a chance to spot a delay lower than the screen > refresh period (and you always get a value rounded to an even multiple of > the refresh period...). That's going to be the case here too - the i1d3 will only notice the update when the image changes. Graeme Gill.