With a few more technological advances we may be able to dispense with binoculars for birding in the future!
https://www.iflscience.com/technology/scientists-develop-telescopic-contact-lenses-can-zoom-3x/
Telescopic contact lenses
- ledzep
- Posts: 842
- Joined: Tue Jul 07, 2009 7:30 pm
- Location: Wellington
- Contact: