[optimal] Re: Pupil Photos Set-up?
- From: Marshall Tyler <marshalletyler@xxxxxxxxx>
- To: "optimal@xxxxxxxxxxxxx" <optimal@xxxxxxxxxxxxx>
- Date: Mon, 25 Aug 2014 15:35:18 -0400
Randy,
Are you still taking the nose out with the double prisms, or in software?
Marshall
On Mon, Aug 25, 2014 at 2:13 PM, Verdick, Randall E <
randall-verdick@xxxxxxxxx> wrote:
>
>
> Here at Iowa, we use an infrared and visible light black and white video
> camera at 1280x1024 res. Software allows us to record video and/or still
> images from a computer screen. We use an IR light to see the image in
> darkness. After the images are grabbed, we upload to OIS via one of Paul
> Montague’s old image upload programs. We used to do this with Polaroid
> film! I included a couple examples.
>
>
>
>
>
> Randall Verdick, FOPS
>
> Educational Media Coordinator
>
> Department of Ophthalmology & Visual Sciences
>
> 319-356-2918
>
>
>
>
>
>
>
> *From:* optimal-bounce@xxxxxxxxxxxxx [mailto:optimal-bounce@xxxxxxxxxxxxx]
> *On Behalf Of *Paula Morris
> *Sent:* Monday, August 25, 2014 12:31 PM
> *To:* optimal@xxxxxxxxxxxxx
> *Subject:* [optimal] Re: Pupil Photos Set-up?
>
>
>
> HI from Moran, Adeline,
>
>
>
> When the Moran imagers shoot the pupil series, we use a Nikon D100 with a
> 28-70 mm zoom. Download into our image data base with a card reader, but
> crop to just eyes first.
>
>
>
> When the PA in neuro shoots the pupil series, she uses the Canon PowerShot
> SX10 IS with a 5 -100 zoom. Download with a cable. Framing in so you have
> bilateral canthus to canthus and still can see lid position is what we aim
> for. We use a tripod so you needn’t worry about the camera drifting with
> the lights off. I personally have the pt hold their head still against the
> chair or the wall using Mr. Bill Nyberg’s fabulous tool, a light weight box
> that the pt holds between the hard surface and their head. It is a great
> tool – the pt can hear their head move against the box, and they hold
> really still – if they are capable of that. Pts can even tell you when
> they have moved so you can re-align.
>
>
>
> Good luck – the investment in the camera will be worth it.
>
>
>
> Glad the Moran protocol translates well – Dr. Digre sat at the foot of the
> master, Dr. Stan Thompson at Iowa, and we have been using that protocol
> with excellent success for 25 years.
>
>
>
> As ever,
>
> p
>
>
>
> *From:* optimal-bounce@xxxxxxxxxxxxx [mailto:optimal-bounce@xxxxxxxxxxxxx
> <optimal-bounce@xxxxxxxxxxxxx>] *On Behalf Of *Marshall Tyler
> *Sent:* Monday, August 25, 2014 11:13 AM
> *To:* optimal@xxxxxxxxxxxxx
> *Subject:* [optimal] Re: Pupil Photos Set-up?
>
>
>
> Adeline,
>
> Position patient with head against wall and where you can get to the light
> switch while holding the camera in shooting position. Consider a foot
> switch!
>
> Frame up, shoot room light photos - far & near,
>
> Frame up, lights off 5 seconds, don't move, voice command to patient:
> "Open eyes wide by # ONE, 3,2,1", shoot, verify focus and framing,
>
> repeat using 30 seconds.
>
> Re-shoot as necessary.
>
> May the force be with you,
>
> *Marshall*
>
> Marshall E Tyler, FOPS
>
> www.TwinChimney.com
>
> Books for the Ophthalmic Photographer
>
>
>
> On Mon, Aug 25, 2014 at 12:55 PM, Adeline Stone <astone@xxxxxxxxxxxxxx>
> wrote:
>
> Hello-
>
>
>
> We have a new neuro-ophthalmologist and I am wondering the set-up for
> external pupil photos? We are following the (adies) moran eye center
> protocol room light at far, near, with reaction, room lights off 5 secs,
> pilo for 30 then room lights off 5secs. I am taking these with an IPad
> which is what we do our upper lid photos with. You can imagine these were
> not very good or easy to get….
>
>
>
> Any suggestions on equipment would be great so we can get better quality?
>
>
> Thanks,
>
> Adeline Stone, COT CRA
>
> Diagnostic Services Supervisor
>
>
>
>
>
>
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