FreeLists / leicareflex / [LRflex] Re: Canon 5D and mirror trimming.

[Jerry Lehrer <jerryleh@xxxxxxxxxxx>]

M7,

The consequences of getting a load of plastic dust on the sensor
would cause me to get a pro do do the job.

I assume that if one is not adept enough to remove the mirror, he
is not qualified enough to attempt "antiseptic" mirror surgery.

Jerry

M7 wrote:

> If the mirror hits the back of the lens, it's a non-fatal error. You
> recover by taking off the lens and the mirror flips back in place.
>
> Q:  Why not buy another mirror and install it?  A:  Because I saved
> some $$$$ and time by doing it myself. The 5D is the model I decided to
> stick with for an indefinite amount of time. Therefore I don't care
> about its resale value with the modified mirror. When the time comes to
> send it to a new owner, I'll have a camera tech or Canon replace the
> mirror. That day may never come.
>
> Q:  Why didn't I send it to someone else to do the work?  A:  I'm
> competent enough to do a minor DIY job.
>
> Q:  Why didn't I remove the mirror before cutting it?  A:  Couldn't
> figure out how to take off the mirror or the mirror box.
>
> John
>
> On May 27, 2006, at 6:58 AM, Steve Barbour wrote:
>
> > what happens if you blow it... put a lens on a 5D for example that is
> > not compatible...  ?
> >
> >
> > is this a fatal error ie a disaster ie do you break something?
> >
> > Steve
> >
> >
> > On May 26, 2006, at 11:12 PM, Thomas Schofield wrote:
> >
> >> Why not buy a replacement mirror, do the cutting, then
> >> put the new mirror in?
> >> Tom
> >>
> >> --- M7 <photo-m7@xxxxxxxxxxx> wrote:
> >>
> >>> I used a Dremel tool with a disc cutter attachment.
> >>> It cut the
> >>> (plastic) mirror like butter. Straight cut across
> >>> the front. Be sure to
> >>> read the archives in Fredmiranda.com first. It has
> >>> lots of experienced
> >>> writeup. Most important is masking as well as you
> >>> can. A lot of plastic
> >>> dust gets sprayed when cutting.
> >>>
> >>> John
> >>>
> >>>
> >>> On May 26, 2006, at 2:40 PM, Aram Langhans wrote:
> >>>
> >>>> OK.  How does one go about shaving the mirror?  Is
> >>> it glass?  Plastic?
> >>>> Does
> >>>> one use a small grinder?  A knife?
> >>>>
> >>>> Just pondering the possibilities.  D5 has some
> >>> appeal.  Lighter than
> >>>> DMR/R8.
> >>>>   Full frame.  Pretty good viewfinder.  (NOT R8
> >>> standard and not auto
> >>>> diaphram operation).
> >>>>
> >>>> Aram
> >>>>
> >>>> 31:46 -0700
> >>>>>
> >>>>> You can add to that list the 21-35mm lens. It's
> >>> my most used lens, and
> >>>>> I did the "Mancuso surgery" on my 5D specifically
> >>> to get this lens to
> >>>>> work with the camera. The mirror needed 1mm
> >>> shaved off the outer edge
> >>>>> to clear the lens.
> >>>>>
> >>>>> John Gong
> >>>>>
> >>>>>
> >>>>
> >>>>
> >>>
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