At what ranges do you want the night vision to work? Night vision that works at coyote hunting ranges is not cheap.
We can get em in about 50 feet with knight and hale calls but found a infrared scope to
If your only shooting 50 feet gen 1 night vision should be fine. I had a Gen 3 that was 2800 bucks and I was not happy with it. I could shoot about 200-250 yards with it