And in this case those red wavelengths are ALREADY PRESENT in the white light. Filtering the other wavelengths out with a red filter doesn't make the NVGs amplify the remaining red wavelengths more. There's just less blue there for them to ignore.
I doubt anyone thinks NVGs are binoculars, or...
A red LED vs a blue LED is more visible in NVGs, yes. But putting a red filter on a white light doesn't suddenly make it more visible to people wearing NVGs; you're just eliminating part of the emitted spectrum.
When I Google MD529LL/A I see a lot of hits for a 1st generation iPad, which would explain the problem. The current version of iOS is actually 11-point-something, and it no longer supports older devices like that iPad.
I have both, and the SC fits nicely in a compartment "above" the drone compartment. If you don't already have the backpack it's a bit difficult to describe, but basically you open the front flap as if you're accessing the drone compartment. In there, you'll see a zippered compartment, and it...
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