[Q]: [continent:NA,country:UnitedStates(USA),city:]
[A]: [continent: NA , country: United States (USA), city:]
[Q]: [Enhancedoptics(distancetospotratioupto60:1)allowmeasurementsofsmallerobjectsfromfartheraway]
[A]: [Enhanced optics (distance to spot ratio up to 60:1) allow measurements of smaller objects from farther away]
[Q]: [Whenelectricmotorsweredevelopedtheysupplantedthecompressedairtechnology.]
[A]:
[When electric motors were developed they supplanted the compressed air technology.]