Freewell CPL Circular Polarizer Filter for Samsung Galaxy Ultra vs Think Tank Digital Holster 5 V3: which is safer?
Think Tank Digital Holster 5 V3 is the clear pick. Freewell CPL Circular Polarizer Filter for Samsung Galaxy Ultra carries a failing PFAS grade, and we never recommend buying a failing product.
Samsung
Freewell CPL Circular Polarizer Filter for Samsung Galaxy Ultra
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleOptical coating composition and leaching
Our pick
Think Tank Photo
Think Tank Digital Holster 5 V3
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleUndisclosed water-repellent coating chemistry
PossibleCoating degradation over time
Where these two actually differ
- We flag Optical coating composition and leaching on the Samsung and not on the Think Tank Photo.
- We flag Undisclosed water-repellent coating chemistry and Coating degradation over time on the Think Tank Photo and not on the Samsung.
- The Samsung is Glass optical filter lens with unspecified coatings where the Think Tank Photo is Ballistic nylon, weather-sealed fabric, metal hardware, which is most of the difference in these two grades.
- The gap is 35 points, wide enough that this is not a close call, and the Think Tank Photo is the one to buy.
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
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