Homestar Planetarium Disc - La Silla & Atacama Large Millimetre Array Tele-Extenders 6 focal ratio and 90mm

6 focal ratio and 90mm aperture

Although they are very durable

as the distance to the sensor is bigger and the cameras usually have a larger connection thread

160 mm from the connection thread without a plug-in sleeve

Simply observe together in a group - without having to wait until everyone has had a turn

Homestar Planetarium Disc - La Silla & Atacama Large Millimetre Array Tele-Extenders 6 focal ratio and 90mmThis optional additional disc adds a new dimension to your Homestar Planetarium and features a stunning panoramic view of our Milkyway galaxy from the La Silla and the large Atacama Millimetre Array which is located in Chile and is a large Telescope network run by the European Southern Observatory. This disc is designed for use with the Homestar Planetarium.