> On 15 March 2017 at 21:30 Mark Roberts <postmas...@robertstech.com> wrote: > > Bob W-PDML wrote: > > >> On 15 Mar 2017, at 21:06, John Francis <jo...@panix.com> wrote: > >> > >>> On Wed, Mar 15, 2017 at 04:50:03PM -0400, Paul Stenquist wrote: > >>> https://www.bhphotovideo.com/c/product/1325637-REG/irix_il_15bs_pk_15mm_blackstone_lens_for.html > >> > >> Hmmm. Neutrino coating? How do they get the neutrinos to stop? > > > >Charm. They keep them there with gluon. > > That's a strange way of doing it.
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