Chirped Mirrors by Thorlabs (source code)

= Chirped Mirrors by Thorlabs
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Primary source: https://www.thorlabs.us/NewGroupPage9.cfm?ObjectGroup_ID=3746

Verified locator: Manufacturer page, Dispersion-Compensating Mirrors, Fig. 1.1 and Specifications. Separately describes reflection phase, GD, GDD and higher-order characterization; UMC mirror specification gives GDD per reflection, distinct from absolute group delay. No numerical product data are treated as etalon measurements.