Re: [photo-3d] Spicer mounting, hyper photo posted

["John" <cujo@xxxxxxxxxxx>]

I'm new at this, what is a chip?


Subject: Re: [photo-3d] Spicer mounting, hyper photo posted


> Ralph Johnston writes:
>
> > Anyway, I just mounted my 8-perf RBT slides in Spicer mounts using the
RBT
> > jig.  These were in 7 or 8 perf cutouts.  Out of  two rolls, I had three
> > pair with vertical misalignment and had to go back and remount them in
RBT
> > mounts.  Then they were fine.  I think I need a more accurate way to
align
> > the RBT jig with the Spicer mount.  Am I being too sloppy?  Maybe need
to
> > pinch at each end instead of just in the middle.
>
> I assume the misaligned pairs were because they were hypers,
> is that true? All the chips from the same camera should have
> the same amount of vertical/horizontal/rotational deviation.
>
> Let me try to understand your question and scenario:
>
> You are using the modified RBT jig and Spicers mounts. You
> didn't have any problems with all but three pairs. Those three
> you simply placed in an RBT mount and they were fine?
>
> If your chips were ok in the RBT jig and not the Spicer mount
> then you are having a problem in the transfer. If tey were not
> ok in the jig then it was because you did not keep the camera
> level when moving it for the hyper.
>
> In the case of vertically misaligned hypers I do the following:
>
> 1) Place the chips in the jig and set the window.
> 2) Place the jig on a reduced height mount.
> 3) Align either the right or left chip. If the right chip is
> higher make sure you have enough image in the left chip to
> move it up (vise versa if it is lower).
> 4) Tape down only the chip you have aligned.
> 5) Holding the other untaped chip tight to the mount, remove
> the jig.
> 6) Slide this untaped chip either up or down to correct for
> the vertical misalignment. Make sure to not introduce any
> rotaional error.
> 7) Tape this chip down.
>
> If this is a case of the RBT jig not having enough vertical
> alignment I do the following:
>
> 1) Place the pins to get the maximum alignment.
> 2) Place the chips in the jig and set the window.
> 3) Place the jig on the mount.
> 4) Rotate the jig and chips just enough to align vertically.
> 5) Tape the chips and remove the jig.
>
> This will only work when the vertical alignment is slight. If
> it is too great then you have a problem with your camera and
> need to get it fixed.
>
> As far as aligning the jig with the mount there are two
> methods:
>
> 1) Fold the mount so the back is at a 90 degree angle to the
> top and then place the jig on the mount and push up against
> the fold.
>
> 2) Tape a straight edge to your light box. Place the mount
> against the straight edge. Plcae the jig on the mount and push
> up against the straight edge.
>
> Personally I use method #1 as it allows the chips to be
> mounted so the taped shut edge is at the bottom.
>
> Does this make any sense? If not just ask more specific
> questions.
>
> That's all for now,
>
> David W. Kesner
> Boise, Idaho, USA
> drdave@xxxxxxxxxx
>
>
>
>
>