underwater polarization images

Pengwei Hu
These are underwater polarization images for validation of the sun-tracking methodology based on underwater polarization pattern in Snell's window. Apparatus : imaging polarimeter (PHX050S-P, product description see https://thinklucid.com/product/phoenix-5-0-mp-polarized-model/) with a fisheye lens (FE185C057HA-1) Experimental site : in Changping, Beijing (40.20°N, 116.34°E) Experimental conditions : under 1.5 metres of flat water in clear weather Picture naming: yyyymmddhhmmss (i.e., year-month-day-hour-minute-second) which is shooting time (UTC +8) of each photo.
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