Flash Diffuser Bounce Fit for Canon Speedlite 580EX 580EX II V850 860II TT685 TT600 TT520II Yongnuo YN-560/565. Canon Speedlite 580EX 580EX II V850 860II TT685 TT600 TT520II Yongnuo YN-560/565. The diffuser is used to create exposures of even density over the entire surface of film.
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