It's worth remembering that the laser may just be the targeting device for something else...
http://www.skomer.u-net.com/projects/missiles.htm
Starstreak
Shorts shoulder launched SAM.
Launches a trio of guided armour piercing darts at the target. Laser guided. Replaced Starburst. Entered service.
L = 4.6ft (1.4m) Ø = 5in (12.7cm) W = 35.3lb (16Kg) R = 3.8miles (7Km)