Tag: Invar

Professional Land Surveyor News: Topcon DL-500 Digital Level Series With First ‘Wave-and-Read’ Technology Topcon Positioning Systems (TPS) announced this week that they’ve released their new DL-500 digital levels series, which uses digital ‘Wave-and-Read’ Technology for the very first time. Of course we’ve had optical ‘Wave-and-Read’ technology for eons – it’s called an instrument person looking…