6 links
Brian Greig Orreries
geocities.com
Features detailed photographs and descriptions of examples made for teaching and personal use.
Digitalis Education Solutions
DigitalisEducation.com
Affordable digital planetarium projector for use in portable or small fixed domes; inflatable domes from 4 to 7 m.
Eclipse Masters
eclipsemasters.com
Designs and manufactures various products in the areas of astronomy, entertainment, optics, as well as unique advertising items.
Learning Technologies, Inc.
starlab.com
Portable planetarium and low-cost hands-on science materials.
MMI Corporation
mmicorporation.com
Educational materials including AV, models, globes, portable and permanent planetariums. Catalog available.