DEMA Show 2021

| November 16–19, 2021 | Las Vegas Convention Center | Las Vegas, NV

Let's Get Back to Business

DEMA Show is the global, professionals-only event that enables the entire dive, action watersports and travel industries to discover and unveil new opportunities to sustain and expand product offerings, services and overall business.

After having to meet virtually in 2020, the excitement to get back to business and return to face-to-face meetings is all-consuming. Join us as the industry reconvenes to divulge into the latest trends and innovations. 2021 will be a critical year to work together and forge forward together.


Latest news

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Upcoming Payment Deadline: 60% Booth Space Liability Date is May 24, 2021


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Check out the latest safety protocols in Las Vegas


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DEMA Show 2021 Space Selection Underway!


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Ratio Computers LLC

Miami Beach,  FL 
United States
  • Booth: 1627

Come and celebrate with us our silver jubilee at DEMA


Our company was born 25 years ago, in 1993, as DiveSystem and since then we have been producing Dry sSits, BCDs, Fins and other scuba diving gear for commercial, technical and military diving in our laboratories in Italy. Divesystem is the official diving equipment supplier for the major Italian and European military and elite corps. Divesystem products are NATO certified.

In 2010, thanks to this experience, Ratio Computers company was founded. Ratio Computers is specialized in designing, production and distribution of diving computers. The complete range of our computers is composed by both technical computers (iX3M Series) and watch computers (iDive Series).

Discover the Ratio Dive Computers iX3M and iDive, up to Air, Nitrox, Trimix and CCR, Air Integrated (with Multi tank Wireless Transmitter), up to 10 mixes, Oxygen Analyser integration and HUD to integrate the Color Coded Wireless Transmitter.