500mW 532nm Green Laser Pointers 700$

Robust T7075 Airplane-grade Aluminium Host and weatherproof design
Focus adjustable beam divergence and adjustable beam diameter range
Intuitive Design and Solid Build for Rugged Uses
Hand held or weapon mountable for versatile use.
High stability, adjustable focus.

http://www.beamq.com/500mw-532nm-green-laser-pointers-p-162.html