RAY OPTICS NOTES
the pdf contains detailed information about the topic ray optics
UV spectroscopy
Ultraviolet–visible spectroscopy or ultraviolet–visible spectrophotometry refers to absorption spectroscopy or reflectance spectroscopy in part of the ultraviolet and the full, adjacent visible spectral regions. This means it uses light in the visible and adjacent ranges.
Engineering physics a textbook of optics
This document contains all topics related to optics , a textbook of optics by N subramanyam. Topics covered are ray optics , wave optics.