Answer:
Step-by-step explanation:
The Large Binocular Telescope (LBT) is an optical telescope for astronomy located on ... Using two 8.4 m (330 inch) wide mirrors, with centres 14.4 m apart, it has the same light-gathering ability as an 11.8 m ... Other very large telescopes≥ include the VLT in South America (4x8), the Keck (2x10 m), Geminis (8 m)