This is my second article on the subject of using military Night Vision technology with your telescope. The first covered the Night Vision Devices themselves...   This article will focus on one method of connecting a Night Vision Device to your telescope... The "afocal" way!   What is afocal observing? “a-focal observing” simply means that the night vision device is attached directly to an eyepiece (after the focal point of the telescope). You are placing the night