AN/PVS-7 Gen 3 Omni VI Autogated NVG. 3 very small blemishes in zone 1, they're not that noticeable while operating the device. They are too small to appear on the photo. The grey blob isn't a blemish but rather the IR illumination on indicator LED, it is not noticeable while looking at it with your eyes. Resolution and low light performance is average compared to other used Omni VI tubes through my testing. The photos have been compressed, please message me if you want high resolution pictures, which will show the blemishes. Omni IV Tube Specs (minimum). Brand new Carson ...