bore sight

This is an update to the thread on Boresight Question Research, that I posted last year Dec 14, 2017. https://www.longrangehunting.com/threads/boresight-question-research-i-need-your-help-participate.195390/page-4#post-1378464 Here is a clip I am working on an App calling it Recordfire that...

Hi. Long time reader, first time poster. I have a Remington 700 in 300 RUM, Talley 30 mm alloy rings, and the new Vortex Strike Eagle 4-24x50 scope. I just removed my 4-16x44 HS-T (which had no problems, just moving to a different rifle), and while laser bore-sighting, the cross hairs are 3"...

I am creating an app that will use a smartphone to determine boresight. It will work on a scoped rifle, tactical optics and hunting/sniping scopes. It allows the user to do three things, bore scope in reference to the rifle chamber and store chamber location, record the sight setting after the...