- document
-
Jonker, W.A. (author), Kuiper, S. (author), Kamphues, F.G. (author), Vogel, P.A. (author), Tuan Vu, A. (author), Meiners, C. (author), Horst, R. (author), Navarro, R. (author), Arnold, T. (author)Conventionally, facesheets for deformable mirrors (DM) are manufactured through grinding, polishing and finishing of a piece of optical glass. Due to the amount of material that needs to be removed, the required surface form errors and the complex handling of the fragile product throughout all manufacturing steps, this is a lengthy, risky and...conference paper 2022
- document
-
Chun, M.R. (author), Ryan, A. (author), Zhang, R. (author), Kuiper, S. (author), Ackaert, G. (author), Baranec, C. (author), Baeten, M.J.J. (author), Bos, A. (author), Bowens-Rubin, R. (author), Dekker, A. (author), Dungee, R. (author), Gupta, T. (author), Hinz, P. (author), Jonker, W.A. (author), Kamphues, F.G. (author), Lai, O. (author), Lu, J. (author), Maniscalco, M.P. (author), Monna, B. (author), Nair, M. (author), Nijenhuis, J.R. (author), Priem, H. (author), Vogel, P.A. (author)We report on progress at the University of Hawaii on the integration and testing setups for the adaptive secondary mirror (ASM) for the University of Hawaii 2.2-meter telescope on Maunakea, Hawaii. We report on the development of the handling fixtures and alignment tools we will use along with progress on the optical metrology tools we will use...conference paper 2022