Resolution killers in Slitless Spectroscopy

This video documents my learnings from finding, and resolving, resolution limitations of my "slit less" converging beam astro spectroscopy setup. I increased my resolution from 87 to 320 with just minor, but important, tweaks. Contents: 0:00 Introduction 2:58 What is R? 10:58 Research 17:30 Optimizing 25:38 Results - Sirius 26:23 Other Setups 30:15 Wrap up Links to material I have used in the video (and for further reference): TransSpec v3.5b: https://groups.io/g/astronomicalspect... Book: Grating Spectroscopes and How to Use Them, Ken Harrison https://a.co/d/7U6TVyx David Boyd talk: https://britastro.org/wp-content/uplo... SolEx, StarEx project: http://www.astrosurf.com/solex/sol-ex... Robin Leadbeater: picture of resolution limiters http://www.threehillsobservatory.co.u... Doug West: math for resolution limiters http://users.erols.com/njastro/faas/a... Christian Buil: Prism, Coma correction: http://www.astrosurf.com/buil/us/spe1... Uwe Zurmühl: Objective grating to the max https://spektroskopie.vdsastro.de/fil... RSpec calculator: for dispersion not resolution https://www.rspec-astro.com/calculator/ Dark Sky Geek: StarEX High res introduction    / @darkskygeek   Coma correcting Prism: https://realtime-spectra.com/collecti... https://www.shelyak.com/produit/prism...