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keisanHigh-precision calculations for everyday life and work

Choosing Binoculars for Concerts: Calculating the Field of View Based on Actual Field of View and Distance

Author: binootakuExecutions: 5937

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This calculator determines the field of view (°) and the maximum viewing distance (m) for binoculars.
How will my binoculars work at the next location? My whole body might not even fit in the field of view!
Let’s check the actual field of view of the binoculars and the distance to the stage, then do the math.
Actual field of view
°
Distance from the seat to the stage
m
Focusing on my favorite, the visible area is the diameter m
For many years, binocular specification sheets have included an item labeled “Field of View at 1,000 m.” I believe this was intended for outdoor use. However, wouldn’t you agree that these days, binoculars are used almost exclusively for watching plays and concerts?So, I’ve replaced the “1000” in the formula for calculating the field of view at 1,000 meters with the variable “distance from seat to viewing point,” making it easy to simulate your field of view.
I think this will be particularly helpful in alleviating the anxiety that comes with wondering, “What if I’m too close and can’t see the area I want to view?” Wide-field-of-view binoculars are a bit pricey, but the satisfaction they provide is on a whole different level, isn’t it?

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