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Lick Observatory Laser Guide Star & Star Trails, Mount Hamilton

Lick Observatory Laser Guide Star & Star Trails, Mount Hamilton California
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Stock #:1132878
Type: Postcard
Era: Continental Chrome
City: Mount Hamilton
State: California (CA)
County: Santa Clara
Artist: Laurie Hatch
Publisher: Maracom USA
Size: 4.25" x 6" (11 x 15.25 cm)
Publisher's Series #: PC0034
Additional Details:
This 12-watt yellow sodium laser creates an artificial 'star' 90 kilometers above the ground. Light from the laser guide-star is analyzed by sophisticated optics at the telescope. This allows instant real-time correction for atmospheric turbulence, and yields precise celestial images that rival those from space telescopes. AUG 2001.
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