Laser Serial Links

See also:

• http://www.geocities.com/SiliconValley/Lakes/7156/laser.htm RS-232 Laser Transciever
• http://www.alphalink.com.au/~derekw/upntcvr.htm Realtime Control's UPN Laser Transceiver
• http://home.vicnet.net.au/~upnet/ a laser based network