Recent content by hoot_owl

Just saying hi to all of you. I enjoy perusing forums like this and today I have some questions I hope to get some help with. (Already posted in "General Physics") I taught a variety of science courses at a community college for many years and am now retired. These days I spend a lot of time...

BACKGROUND: I bought an infrared monocular scope I hope to help me find Owls at night. I can output its image to an external monitor. The scope (an Armasight IR Prime 7X) can run on three CR123 batteries. These are rated at 3Volts though out of the box they read about 3.25V. (These are...