This question already has an answer here:
- Is this は or はいる: ～わかってはいるものの 1 answer
Watching street commotion from a long distance at night, the vision is blurry:
My guess is that it translates into "you can call it a situation where (things) can both be seen and not seen". However, I don't know anything about the grammar involved with 見えてはいる. How does it work?