Posted: Tue Nov 16, 2021 7:03 am Post subject: Re: Diagram scans: Hoya 80-200mm f4, Sirius 28-70mm f3.5-4.5 |
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55 wrote:
eggplant wrote: |
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Should be of interest/curiosity to a few people! |
Definitely. In fact, the Sirius 28-70mm appears to be the same lens as my Sears branded copy. And my Sears has internal haze which I've been thinking about cleaning.
If I do clean it, this diagram will be helpful. |