Check out the new Magna-Tech® collaboration between ZEISS and Burton’s optics division, Anon, combining world class lens and18 rare-earth magnets at 9 points of connection for the fastest and most secure lens changes possible:
“Experience magnetic simplicity and superior clarity with the introduction of SONAR lenses by ZEISS to the Magna-Tech® collection. Exclusively developed for snow sports, SONAR lenses increase depth perception and enhance contrast for the best possible definition and terrain recognition. Combine that with the ease of a magnetic lens change system and you get the ultimate in optics performance.”
For purchasing info GO HERE. 
