What the thread found

• Multiple manufacturers produce hard cases that fully enclose follow focus handsets while allowing external operation
• Hydroflex produces a waterproof follow focus housing
• A manufacturer offers protective cases through a camera accessories retailer
• Simple clear plastic bags serve as a budget alternative to commercial waterproof covers
• Hard plexi housings designed for follow focus equipment have existed for many years

Depends on

• The original Viking H2O product name and manufacturer could not be confirmed in the discussion
• Compatibility details and specific product availability are not provided
• No performance comparisons or detailed specifications are mentioned
• The discussion does not clarify current product status or whether all mentioned solutions remain available

Parts

Follow Focus

Same gear or parts

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