.. the main telescope
.. instruments' accessories
.. astronomy balconies
.. sun observatory
instruments .. sun
. A siderostat measuring 300 mm in diameter. The telescope has an objective 120 mm f 2000 mm lens (the image is formed inside a room where the sun can be observed as a projection of white light;
. A 600 lines/mm grid spectroscope and a Hα filter that, using a CCD camera, projects the image on a TV monitor.
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