Quote:
Originally Posted by Shiraz
welcome Tom
looks OK to me - unless the piccys do not show the problem properly - what leads you to think that the surface has deteriorated?. there are a couple of spots/bit of dirt, but there still looks to be a good metal covering overall. Provided it still gives good views, leave as is - unless it is going to niggle at you that it isn't quite perfect.
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Hi, thanks for your insight.
When I look at the mirror, apart from the spots that are dirt related, there's an irregular pattern of tiny spots that cover the whole mirror surface.
Here's the current state of the primary in a single image:
https://imgur.com/GZNDk9W