Spark plug pic's

[Programmer]

Yeah--I'm a photographer from way back, used to shoot weddings, etc....but
I've never
seen this resolution from a digital camera. Thanks !

Lyndon.
----- Original Message -----
From: "Tom Parker" <tom at carrott.org>
To: "Programmer" <diy_efi at diy-efi.org>
Sent: Tuesday, October 02, 2001 5:17 AM
Subject: Re: Spark plug pic's


> Programmer <nwester at eidnet.org> wrote:
>
> >Yeah--aren't those awesome ? Wonder
> >what kind of camera he's using ??
>
> Those picture are very good, and it looks like they had specialist gear.
> However you can do it with a normal SLR, a normal lens and bellows, or a
set
> of extension tubes, or in a pinch, a cardboard tube.
>
> You just move the lens away from the film and your magnification
increases,
> depth of field decreases and the focal plane moves closer to the lens.
>
> You also usually need a flash.
>
> The following were all done with a 35mm SLR, bellows and a 70mm zoom lens
>
> http://amislave/carrott.org/mini/vreg.html
> Unfortunatly too much contrast with the background and the computer (or
> minimum wage operator, dunno which) print maker wasn't smart enough
>
> http://amislave/carrott.org/mini/caliper.html
>
> http://amislave/carrott.org/mini/differential.html
> Careful where you point the flash, the bellows are black, but will still
> reflect light
>
> http://amislave/carrott.org/mini/diffpin.jpg
> A diff pin but not the one that went inside the gears you see above...
>
> Try taking the lens off your SLR and moving it about 1" further away and
> focusing on something about 3" in front of the lens... You'll probably
find
> that any automatic exposure system goes haywire without the proper bellows
or
> extension tubes though.
>
> --
> Tom Parker - tom at carrott.org
>            - http://www.carrott.org
>
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