Rangefinderforum.com - View Single Post

Brian Sweeney · 03-01-2010

Papercut: you want to get the haze out of the lens if possible. It can build on the surface behind the aperture, and is caused by the lubricants used for the helical. With the type of glass used by Canon, it can lead to etching.

03-01-2010	#18
Brian Sweeney Registered User Brian Sweeney is offline Join Date: Jan 2004 Posts: 15,103	Papercut: you want to get the haze out of the lens if possible. It can build on the surface behind the aperture, and is caused by the lubricants used for the helical. With the type of glass used by Canon, it can lead to etching.