It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
telescope by looking view binoculars optics distance vision overview outlook distant view target lookout search foresight distant watch wide sky blue partly cloudy viewpoint tube eyepiece wanderlust coins telescope silver brass instrument technology
Page 2017 Free-images.com. All images are Public Domain