I have the Sea Vision with the -2.0 gauge readers ground in. After I went to monovision with my contacts, I can see my gauges ok now with any mask. I was never wild about prescription masks - expensive and you're blind while it's off.
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mattboy:I think the TUSA IQ-700 DC hunter is exactly the same computer as the Dive-rite duo; they certainly look the same. WarmWaterDiver, would you say the display on the TUSA DC hunter is as readable as the IQ-800? I'll browse the links you posted and see what the catalogues say.