{"id":40914,"date":"2014-05-27T16:54:00","date_gmt":"2014-05-27T20:54:00","guid":{"rendered":"http:\/\/www.premiumbeat.com\/blog\/?p=40914"},"modified":"2014-05-27T17:05:42","modified_gmt":"2014-05-27T21:05:42","slug":"nikons-fluorine-coating-takes-on-markers-paint-more","status":"publish","type":"post","link":"https:\/\/www.premiumbeat.com\/blog\/nikons-fluorine-coating-takes-on-markers-paint-more\/","title":{"rendered":"Nikon’s Fluorine Coating Takes on Markers, Paint & More"},"content":{"rendered":"

Nikon\u2019s adding an invisible coating to their lenses – a clear force field to combat dirt and grime.<\/h2>\n

\"\"<\/a><\/p>\n

Nikon has recently unveiled their fluorine coat which comes standard on their NIKKOR 400mm f\/2.8E ED VR<\/strong> and VF-S Teleconverter TC-14EF III<\/strong>. The invisible flourine coating repels dust and is anti-reflective, making it effective at combating dirty lenses<\/strong>.<\/p>\n

\"\"<\/a><\/p>\n

A lenses ability to repel liquid is measured by it’s contact angle<\/strong>. The higher a contact angle the less likely liquid is going to stick to the lens. The fluorine lens coating allegedly has a static contact angle of 110 degrees compared to 40 degrees on a regular piece of glass. This makes it incredibly resistant<\/strong> to grime such as:<\/p>\n