Re: Swiffer my primary mirror
With all due respect to the knowledge and experience of Mark Ost:toggle quoted message Show quoted text
If you are sure it is just dust, air is fine.
If there is a chance that the stuff on the mirror is pollen, I would strongly recommend against compressed air. Pollen is sticky and often has tiny sharp points. The effect would be like sandblasting your mirror.
--- In backbayastro@..., Mark Ost <jimcoble2000@...> wrote: