987
The largest telescope in Eurasia
Here are presented the pictures of one of the largest telescopes in the world - BTA. Big Alt-azimuth telescope mirror- 6m. the weight of a mirror - 42t. the weight of the telescope-850t. the weight of its rotating part-650t. the weight of the dome towers 1000 tons.! built in the 70s of the last century and for a long time held the position of the largest telescope in the world. done so accurately that is capable of focusing light to a point, which is smaller than the diameter of a human hair.
Sent by Alexander P.
Send your jokes and send peeped interesnosti.Tak same, because the street summer with this form we will be happy to post them on our website
Sent by Alexander P.
Send your jokes and send peeped interesnosti.Tak same, because the street summer with this form we will be happy to post them on our website