The largest ground-based telescopes will be much larger than their space-based counterparts far into the future.Remote sensing problems that can take advantage of active and adaptive wavefront control that correct the...The largest ground-based telescopes will be much larger than their space-based counterparts far into the future.Remote sensing problems that can take advantage of active and adaptive wavefront control that correct the incoming atmospherically distorted optical wavefront can benefit from very large ground-based telescopes that have other important advantages.For example,their much lower cost(typically one or two orders of magnitude less)and shorter time-to-completion can be compelling.For optical or IR problems that require high angular resolution and large photometric dynamic range we suggest that techniques that make use of photonics,machine learning,or additive manufacturing may even enable less expensive specialized telescopes that are larger than what astronomers are currently building.The Instituto de Astrofísica de Canarias(IAC)recently began a 5 year program with support from the European Union called the Laboratory for Innovation in Opto-mechanics.Its goal is to show how technology innovations can enable less costly and larger telescopes,in particular,aimed at the problem of finding extrasolar life within a few parsecs of the Sun.展开更多
基金funding from the European Union,Project Ref.:101087032support from the Agencia Estatal de Investigación del Ministerio de Ciencia e Innovación(AEI-MCINN)under grants PID2019-109522GB-C53 and PID2022-137241NB-C41.
文摘The largest ground-based telescopes will be much larger than their space-based counterparts far into the future.Remote sensing problems that can take advantage of active and adaptive wavefront control that correct the incoming atmospherically distorted optical wavefront can benefit from very large ground-based telescopes that have other important advantages.For example,their much lower cost(typically one or two orders of magnitude less)and shorter time-to-completion can be compelling.For optical or IR problems that require high angular resolution and large photometric dynamic range we suggest that techniques that make use of photonics,machine learning,or additive manufacturing may even enable less expensive specialized telescopes that are larger than what astronomers are currently building.The Instituto de Astrofísica de Canarias(IAC)recently began a 5 year program with support from the European Union called the Laboratory for Innovation in Opto-mechanics.Its goal is to show how technology innovations can enable less costly and larger telescopes,in particular,aimed at the problem of finding extrasolar life within a few parsecs of the Sun.