[[Image:Amstrad light pen.jpg|right|thumb|250px|The LP-1 Lightpen by Amstrad]]
Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /mnt/cpcwiki-httpdocs/includes/diff/DairikiDiff.php on line 434
The '''LP-1 ''' is the official [[Amstrad]] lightpen (with software from [[Amsoft]], and hardware from [[Trojan]]). The '''CAD-MASTER''' seems to be the same hardware (but marketed directly by [[Trojan]], and with different Software included).
== Technical ==