Prism on ULO720 Frame Magnification:5.0x Your order comes with 200

Your order comes with 200 disposable shield replacements for the Ultralight Optics Visor

• 10X more shields ($0

etc) by using a pupilometer that every optician has

It is just a measurement of the distance between your pupils:

Proper disinfecting washing procedure is required

Prism on ULO720 Frame Magnification:5.0x Your order comes with 200All TTL loupes are custom made and ship in 6 8 Weeks To customize the TTL (Through The Lens) loupes to match your personal traits, we will need your pupillary distance (PD) measurement. It is just a measurement of the distance between your pupils: The PD can be measured by any local optician (Costco, Target, Wal Mart, etc) by using a pupilometer that every optician has. This service is usually free 20% restocking fee for all customized TTL loupes Case