How far is 12×50 binoculars?
12x50 binoculars do not have a fixed maximum viewing distance.
By Parbat, updated

The 12x means angular magnification and 50 means a 50 mm objective diameter. What detail you can resolve depends on the subject, light, air clarity, optical quality and how steadily you hold the pair.
Magnification makes a distant object appear larger; it does not make every subject at a given distance identifiable. Field of view at 1,000 m describes the width visible at that distance, not the farthest distance you can see. Check the exact model’s field of view and close-focus specification.
At 12x, hand shake is also magnified, so a steady support can help. For choosing dimensions, read what the binocular numbers mean and compare the exact models in our binocular collection.