Found some "new in box" diopters 3 each in 52mm and 62mm thread sizes in my dive locker.
Labeled "STROMM'" and I'm pretty sure they're between + 1.5 - + 2 as far as magnification. If any macro shooters want one price is $10.00 each plus $4.00 Priority Mail shipping.
PayPal payment preferred.
STROMM Diopters - Power ????
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