Brief history of the telescope
Brief history of the telescope. The star symbols mark refracting telescopes, asterisks stand for speculum reflectors, circles for glass reflectors.
Credit:ESO/R. Gilmozzi
About the Image
| Id: | 1-newtelhist |
| Type: | Chart |
| Release date: | 4 February 2010, 11:08 |
| Size: | 1836 x 1370 px |
About the Object
| Name: | European Southern Observatory |
| Type: | Unspecified : Technology : Observatory : Telescope |
| Category: | ELT Illustrations |
