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Re: [OM] OT: When is Voigtländer going to wake up? (Micro 4/3)

Subject: Re: [OM] OT: When is Voigtländer going to wake up? (Micro 4/3)
From: "Wayne Harridge" <wayneharridge@xxxxxxxxxxxxxxx>
Date: Wed, 6 Jan 2010 22:41:01 +1100
> 
> No, you're right, it doesn't change.  But to all intents and purposes,
> to the photographer, it's an 80/1.4.
> 
> I don't understand CH's point though ...
> 

Yeah, just me being pedantic !

CH's point is that a 40/1.4 on a 4/3 sensor will give the equivalent DOF of
an 80/2.8 on FF 35mm (or a 160/5.6 on 6x7).

So if you want the equivalent DOF on 4/3 as a 50/1.4 on FF 35mm you'll need
a 25/0.7 !

...Wayne



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