Theres so many to choose from... like these;
so many options... take your pick
and whilst we are on gun porn... heres my playboy bunny...
And to complete the LRH setup i have;
Zeiss PRF for ranging.
iphone 3GS running "ballistic FTE" ballistic calc app, and "Twonav" GPS app with topographic maps of where im hunting... and of course the camera comes in handy too