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[OM] Re: 80mm macro experiences?

Subject: [OM] Re: 80mm macro experiences?
From: "Paul Martinez" <pdmphoto@xxxxxxxxxxxxxxx>
Date: Thu, 9 Mar 2006 09:54:49 -0800
If you print both at 8x10, taken with the lens fully extended to the 1:1
macro position the object will be twice the size in print.

Paul

-----Original Message-----
From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx]On
Behalf Of bartjew@xxxxxxxxx
Sent: Thursday, March 09, 2006 9:14 AM
To: olympus@xxxxxxxxxx
Subject: [OM] Re: 80mm macro experiences?



Nope.
The object won't be twice the size, it;s just that you see only half of it
beacause the
sensor is cropping the image.


Citeren Paul Martinez <pdmphoto@xxxxxxxxxxxxxxx>:

>
> That's incorrect. If you put the same lens on an E1 the object will be
> twice
> the size because the *effective* focal length of the lens has doubled.
>
> Paul
>
> -----Original Message-----
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx]On
> Behalf Of Piers Hemy
> Sent: Thursday, March 09, 2006 8:47 AM
> To: olympus@xxxxxxxxxx
> Subject: [OM] Re: 80mm macro experiences?
>
>
>
> Walt's right.  Here's another way of thinking of it.
>
> That lens on an OM camera will fill the frame with an object 24 x 36 mm.
> On
> your E-1, the same lens will show the same object at the same size - but
> you
> won't see so much of it because the frame is smaller.
>
> --
> Piers
>
> -----Original Message-----
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On Behalf
> Of NSURIT@xxxxxxx
> Sent: 09 March 2006 16:02
> To: olympus@xxxxxxxxxx
> Subject: [OM] Re: 80mm macro experiences?
>
>
>
> In a message dated 3/9/2006 9:58:21 AM Central Standard Time,
> hiwayman@xxxxxxx writes:
>
> If I  took my 90/2.8 Tamron macro and put it on one of my Graphics and
> shot
> something 1:1, I would get a circle in the middle of a much larger piece
> of
> film, but it would still be 1:1.  Same thing if you use it on an
> itty-bitty
> piece of film, or sensor, and only get part of it.  1:1 is  1:1.
>
>
>
>
>
> OK.  I think I have it . . . unless it leaves me again.  Bill  Barber
>
>
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