GeminiFocus May 2014 | Page 14

Figure 1 (left). View of the cassette to inject light into the optical fibers. This special cassette will be inserted inside GMOS. Figure 2 (right). Approximate routing of the fibers between the telescope on Mauna Kea. The project combines Gemini North’s large collecting area with the high resolving power and efficiency of ESPaDOnS (Echelle SpectroPolarimetric Device for the Observation of Stars) at CFHT. Using a long fiber running from Gemini to our neighbor on Mauna Kea, CFHT, H