Abeywickrama, A.L.K.R.; Lewangama, L.G.R.C.; Abeywickrama, S.S.; Wickramasuriya, N.T.; De Silva, W.M.K.; Perera, H.A.D.S.D.
(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)
A low cost modifiable spectrometer was developed for use in the spectral
analysis. Light emerging from the source is f ocused using matching set of
lenses on to two adjustable slits to collimate the beam. Then it was ...