By using aperture-limited high-precision profilometry, comparison test could be performed on large-aperture aspheric mirrors. More high-precision testing methods could also be used for comparison ...
Fig. 1 | (a) The sketch of the PDSM-241. (b) Actuator layout (clear aperture: 270mm). (c) The self-corrected aberration of PDSM-241. A new publication from Opto-Electronic Advances, ...
In the ultra-precision machining of optical components, the checking tools are specially used to control their surface shape accuracy. As the ultra-precision core component of telescope systems, the ...
In the ultra-precision machining of optical components, the checking tools are specially used to control their surface shape accuracy. As the ultra-precision core component of telescope systems, the ...
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