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Old 21-03-2012, 01:03 PM
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CDKPhil
Phil Liebelt

CDKPhil is offline
 
Join Date: Mar 2011
Location: Australia
Posts: 279
Hi David,

I was using an illuminated reticle last night.
I use it to do calibration runs for my Paramount MX mount.
The illuminated cross hairs make it very easy to centre stars. You do not need to strain your eyes looking for a dark cross hair. Mine has an adjustable brightness. It is a small LED that runs off batteries, it screws into the side of the eye piece. The cross hairs are etched in glass, and the light from the LED follows the etched lines.

I will only use this eyepiece for visual observations. If I was taking photos, I would use a camera to do the alignment / calibration.

Another use would be in a finder scope.

Cheers
Phil
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