Responding to a recent discussion thread on the Wetpixel forum, Alex and Adam chat through small dome ports’ pros and cons. These offer some unique creative possibilities, reduced cost, and portability advantages, and have limitations that should also be considered.

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Dome ports are a crucial part of the optical systems that we as underwater photographers deploy. Judging by questions and comments on the Wetpixel Forum, they are also somewhat misunderstood. This is in part because the underlying optical theory of dome ports is somewhat complex, and is hence avoided. Wetpixel Editor Adam Hanlon attempts to demystify this, by offering some thoughts on dome port choices on Wetpixel Live.

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