fibre-fed spectrograph 1integral field spectroscopy 1multi-object instrumentation 1optical design 1spectral resolution 1telescope optics 1
From the 1 of 3 linked papers with an AI index.
3 papers
astro-ph.IM2026
Optical design of a direct fibre-fed MO-IFS for the NLOT
Nitish Singh, S. Sriram, Totan Chand +3
The paper describes the initial optical design and performance predictions for a dual‑channel, fibre‑fed multi‑object integral field spectrograph (MO‑IFS) intended for the future N…
astro-ph.IM2024
Theoretical Analysis of Fiber Arrangements for Improved Coupling Efficiency in the VBT High-Resolution Echelle Spectrograph
Nitish Singh, S. Sriram, Bharat Kumar Yerra +1
In fiber-based spectroscopy within telescopes, a prevailing limitation has been the necessity to align the fiber diameter with the telescope's seeing conditions, often characterize…
astro-ph.IM2024
Design for Enabling Echelle and OMR Spectrograph Observations for Point and Extended Sources on the Same Night at VBT
Nitish Singh, S. Sriram, Bharat Kumar Yerra +1
The 2.34m Vainu Bappu Telescope (VBT) is a reflecting telescope that operates in two modes, prime focus and cassegrain focus, and is equipped with two instruments. In prime focus m…