Not at all - in fact, you are expected to do that. Some cheap ring-flash models
came with step-up rings.
Andrew Fildes
afildes@xxxxxxxxxxxxx
On 22/03/2011, at 2:35 AM, AS wrote:
> In regards to a ring flash. My lens has a 49mm thread. If I use a step-up
> ring (say 49 to 55) will that affect the image?
--
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