http://www.camerarepair.org/2011/07/pentaprism/ Camera Repair Tips from Specialists Thu, 20 Mar 2014 09:02:45 +0000 hourly 1 https://wordpress.org/?v=5.0.3 http://www.camerarepair.org/2011/07/pentaprism/#comment-3986 Wed, 12 Oct 2011 19:45:51 +0000 http://www.camerarepair.org/?p=331#comment-3986 Can’t say for sure what each manufacturer is using. However, it is doubtful they are using mercury. Check out this article on Wikipedia called Silvering which should be a good place to start.

]]> http://www.camerarepair.org/2011/07/pentaprism/#comment-2079 Sun, 02 Oct 2011 01:18:22 +0000 http://www.camerarepair.org/?p=331#comment-2079 I am curious what they used to make the mirror on the pentaprism, is it mercury?

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