This item is about the importance of the optical telescope and the location chosen for the observatories, such as Kodaikanal and Kavalur. The item also speaks of the importance of these weather conditions for astronomical observations.

The album comprises photos of the second workshop on the Vainu Bappu Telescope at Vainu Bappu Observatory, Kavalur, from 19 to 20 April 1990. Images of the discussion and participants, the outdoor and indoor views of the observatory and the staff of the VBO can be seen in the album.

The album comprises photos of the first workshop on the Vainu Bappu Telescope workshop at Vainu Bappu Observatory, Kavalur on 26 August 1989. Images of the discussion and participants and observatory photos can be seen in the album.. Images of the discussion and participants and observatory photos can be seen in the album.

The album contains photos of Vainu Bappu Observatory at Kavalur.

The album contains photos taken during the 25th anniversary of the Vainu Bappu Telescope (also called VBT, 2.34m telescope, and 90-inch telescope) installed at Kavalur observatory in 1986. Photos of the jubilee ceremony meeting, presenting a miniature form of the VBT to the persons who were working for VBT by M. G. K. Menon, publishing a book titled ' Vainu Bappu Telescope- Silver Jubilee 2011' by M. G. K. Menon and S. S. Hasan, a talk on the VBT inside the telescope building, exhibition on the theme of VBT in the library of Bangalore campus are organized.

The album includes photos of the unveiling ceremony of the Vainu Bappu Telescope, also known as the 90-inch telescope, at Kavalur Observatory on 6th January 1986. Mr. Rajiv Gandhi, who was the Prime Minister of India, unveiled the plaque of VBT. Along with this photo, the album comprises images of the Vainu Bappu Observatory telescopes at Kavalur.

The album contains photos of the foundation stone laying ceremony by former Director Prof. J. C. Bhattacharyya for the scanner telescope at Kavalur in August 1990. The album includes pictures of the scanner telescope model, 40-inch telescope, Kavalur Observatory, delegates who attended the function, and similar pictures.

The album contains photos of the briefing of the National Large Optical Telescope teams held in IIA Bangalore campus in 1993.

This CD contains 6 photos of M. K. Vainu Bappu Telescope and observatory

The photographic slides contain images of Ritchey Chretien, Raheem and Nadhan at Kavalur, a rite of the first hut, a 16-inch telescope, a 30-inch drive circuit microprocessor, ribbon cutting at STARS(1977 Jan 23), 6-inch telescope, Schimt telescope, etc in Kavalur Observatory.