Holger Riewaldt GasOptics Sweden AB, Ideon

Telephone:	+46 46 286 5363

Lund Observatory, Box 43, SE-221 00 Lund, Sweden Visiting address: Sölvegatan 27 Phone: +46 46 22 27300, Fax: +46 46 22 24614 Publisher: Leif Lönnblad E-mail: webmaster@astro.lu.se Last updated: 2012, April 10