Bushnell ELITE HDMR 3.5-21x 50mm Horus H-59

Bushnell

ELITE HDMR

3.5-21x 50mm 

Horus H-59

Read more here:
 http://www.bushnell.com/all-products/rifle-scopes/elite-tactical/hdmr-3-5-21x-50mm-horus-h-59#

Check this very simpel video about how the reticle works: 
http://www.horusvision.com/img/clocktowersniper_3.swf

And read more about it here: 
http://www.horusvision.com/reticles.php

HIGH ZOOM

LOW ZOOM