USM stands for Ultrasonic Autofocus Motor. These lenses offer manual focus override and fast, smooth and comparatively quiet ...
Adobe is holding its Max conference this week, which means we're getting a slate of updates to Photoshop and Lightroom that ...
Astronomy on MSN
The best images of Comet Lemmon from Astronomy readers
Discovered Jan. 3, 2025, by the 60-inch telescope at the Mount Lemmon Survey near Tucson, Arizona, Comet C/2025 A6 (Lemmon) ...
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