28-70 & 50-135 Questions
William Robb
warobb at gmail.com
Fri Oct 5 13:56:33 EDT 2007
----- Original Message -----
From: "Scott Loveless"
Subject: Re: 28-70 & 50-135 Questions
> William Robb wrote:
>> Hi,
>> The Don gave me the two above mentioned lenses to test drive over the
>> weekend. I'm presuming these are USM lenses. Right now, they seem to be
>> using the body motor for focusing. Do I need to upgrade the firmware to
>> utilize the lens's focusing motor?
>> Thanks
>>
>> William Robb
>>
>>
> Yes. You'll need the latest firmware to use the focusing motor in the
> 50-135.
Thanks Scott. This means I have to be willing to give up fiddling with the
auto focus offset, I guess.
William Robb
More information about the PDML
mailing list