You will definitely need AF for a fast moving target at 300mm. Trying
to use hyperfocal methods or near hyperfocal methods is not likely to
work unless you can narrow and zero in on the range where you expect the
aircraft to be.
Chuck Norcutt
On 9/20/2013 10:16 AM, Walters, Martin wrote:
> True. However, I'm not looking to shooting in a "dark environment" with such
> a lens (e.g., I'm not looking to photograph at concerts, beyond say using
> something like the 45/1.8). My likely use would be in daylight. If, for
> example, I want to shoot planes in flight or at least moving at a distance, I
> will need accurate focusing - read good AF - and good IQ. At the present
> time, the only options I see would be the 75-300 or the 100-300.
>
> Martin
>
> -----Original Message-----
> From: Chuck Norcutt [mailto:chucknorcutt@xxxxxxxxxxxxxxxx]
> Sent: Friday, September 20, 2013 8:58 AM
> To: Olympus Camera Discussion
> Subject: Re: [OM] OK, my head hurts. Time to ask the group.
>
> But ask yourself whether the reduced IQ at long focal lengths is of any
> consequence compared to shooting at f/2.8 with no IS and no AF in a dark
> environment at slow shutter speeds. Choose your poison. :-)
>
> Chuck Norcutt
>
> On 9/20/2013 7:59 AM, Walters, Martin wrote:
>> I take your point about compensating for "slow" lenses with increased
>> ISO. Don't have a problem with that. What does concern me is that
>> with the cheaper zooms, it's the longer FLs that suffer from reduced
>> IQ, and it's those longer FLs that I'm looking to use.
>>
>> Martin
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