KnowraPrimary mirrorLinked fromLinked fromThe 5 pages that link to Primary mirror, each with the reason it gives.All 5Broader topic 4Related 1Reflecting telescopeBroader topic: Its curvature gathers incoming light and brings it toward a focus.Large Binocular TelescopeBroader topic: Each of the telescope’s two 8.4-meter primary mirrors gathers light for its instruments.Active opticsBroader topic: Its shape is adjusted to correct deformations that blur the telescope’s image.Subaru TelescopeBroader topic: Subaru’s 8.2-meter primary mirror gathers light for its instruments.