The Flipsnoot Pro was tested by Dan Bolt of Underwater Photography Magazine. He describes the use and the results of the Flipsnoot Pro.
You can read the complete article of the Flipsnoot Pro here:
http://www.onderwaterhuis.nl/media/pdf/FlipsnootPro_uwpmag.pdf
We’ve just added a single and a dual flip adapter for Ikelite flatports to our product range. Both a compatible with all standard Ikelite flatports. (We also have a special version for the Ikelite modular system)
Dual version: http://www.flipadapters.com/?portfolio=flip-adapter-pro-duo-67mm-ikelite-standard-flatport
Single version: http://www.flipadapters.com/?portfolio=flip-adapter-pro-67mm-ikelite-standard-flatport