I've seen the effect you describe, I had a 400mm Spiratone telephoto and 2X teleconverter on my 35mm SLR when I was young, dabbled with night images. I don't recall them looking quite like this video though.
One thing that did trigger my spidey senses is that this "orb" remains in a fixed location in this video, which aligns with your explanation.
I've seen the effect you describe, I had a 400mm Spiratone telephoto and 2X teleconverter on my 35mm SLR when I was young, dabbled with night images. I don't recall them looking quite like this video though.
One thing that did trigger my spidey senses is that this "orb" remains in a fixed location in this video, which aligns with your explanation.
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