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Polarizing filters test 2015

1 November 2015
Szymon Starczewski

8. Benro SHD CPL-HD ULCA WMC / SLIM

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM

That make is rather associated with tripod stands, bags and backpacks than with filters. Still they have gathered a lot of positive opinions although the company comes from China. Taking into account the high quality of their equipment you simply have to take a closer look at their filters - we chose 4 models from different segments for our test.



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Results of the test

Transmission and extinction coefficient

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM

  • Red color extinction coefficient: 3.23e-2; Score: 0,5/4
  • Green color extinction coefficient: 5.36e-4; Score: 3/4
  • Blue color extinction coefficient: 7.15e-3; Score: 1/4
  • Mean transmission of the whole spectrum: 43.69% Score: 3/3
    Score: 7.5 / 11 pts
Flares

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM
Without filter

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM
With filter

Score: 6.75 / 7.5 pts

Scattering

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM

  • Luminance: 36.74
    Score: 4.19 / 5 pts
Vignetting
  • Vignetting difference: 2.50%
    Score: 3.43 / 5 pts
Homogeneity

Polarizing filters test 2015 - Benro SHD CPL-HD ULCA WMC / SLIM

  • Minimal streakiness
    Score: 4.75 / 5 pts

Final score: 26.6 / 37.5 pts (71.0%)

  • Overall ranking: 8th place
  • Econo-ranking: 10th place

Design, usage and summary

The filter is built like the SD model. The broadband coatings are one difference which sticks out immediately, at least when it comes to the organoleptic evaluation; they are very easy to clean. The transmission characteristics are very similar to that of the SD model.