These came to my attention today.
It looks like they have a different mechanism than the regular I/O Mag and they have a new lens shape. It's supposedly a cross between a spherical and cylindrical and offers less distortion and a larger FOV.
4D MAG
Vision Smith MAG lens change system uses magnets for quick, easy lens changes ChromaPop™ lenses enhance contrast and natural color to make the details pop BirdsEye Vision clarifies not just your line, but the riders in your periphery Fit / Integration Designed for ultimate integration...
www.smithoptics.com
It looks like they have a different mechanism than the regular I/O Mag and they have a new lens shape. It's supposedly a cross between a spherical and cylindrical and offers less distortion and a larger FOV.
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