These photographic slides contain pictures of sightseeing on the way to Leh from Delhi. It contains survey pictures of the West hill of Mt. Nimmu and the base camp of Mt. Nimmu, the Himalayan ranges, and the set-up on the East hill of Mt. Nimmu.

These photographic slides contain photos of Bhavnagar 20-inch Dome, Hydrolic gate from spectroheliograph, etc.

This fonds consists of photographic slides associated with Ross Laboratory in Secunderabad. One of the images showcases a panoramic view of the Ross Laboratory, while the second image captures the Tableau Memorial dedicated to Ronald Ross.

This item was an instrument used for measuring the intensity of a light source. It uses a light-sensing device that is calibrated to express intensity in a standard unit. Some optical elements such as lens etc. are also employed to incerase the sensitivity of the instrument.

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

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

The album includes documents on the results of astronomical observations and photographs related to the Madras Observatory. A copy of the first observation made at the Madras Observatory and a page from Madras M. S. record is preserved with photos of the Madras Observatory, Shelton clock and granite slab with Latin inscription at Madras Observatory. A map of Madras Observatory land in 1826 and a sketch of John Goldingham swinging Kater's pendulum hung in front of Haswell clock in the observatory.

The album contains photos of the site study for the Indian Astronomical Observatory (IAO) at Hanle, Ladakh. The Indian Astronomical Observatory (IAO) is a high-altitude astronomy station in Hanle, India, operated by the Indian Institute of Astrophysics. Photos related to the site, natives of Ladakh, construction of the observatory, and some paintings are preserved in this album.

The album contains photos of the garden and buildings in the IIA Bangalore campus. The campus maintains a beautiful garden that is prosperous with diverse fauna and flora. Photographs of different blocks such as the main building, admin office, department of optics, canteen, guest house, and auditorium are arranged after the photos of the IIA garden.

The album contains photos of several instruments available at IIA and some observations captured from IIA.