Johanna adjusts a half-wave plate rotation mechanism
One of them got a little wobbly during shipping.
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Uploaded on June 13, 2022
Taken on June 9, 2022
Johanna adjusts a half-wave plate rotation mechanism
One of them got a little wobbly during shipping.
62
views
0
faves
0
comments
Uploaded on June 13, 2022
Taken on June 9, 2022