have just purchased a 1.4x canon teleconvertor version 2, i have noticed an odd characteristic,
on my 1dmk2 with the 100-400 on it makes funny noises when auto focussing if the IS is on, turn the is off and it works fine
is this normal ?
on my 1dmk2 with the 100-400 on it makes funny noises when auto focussing if the IS is on, turn the is off and it works fine
is this normal ?