Re: Lens hood for Viviter S1 600mm Solid Cat.

2017-08-02 Thread John
On 8/1/2017 10:59, P. J. Alling wrote: I appreciate the advice, but I haven't needed to do such fine measurement since I stopped rebuilding air cooled VW engines, some would argue that it wasn't necessary even then, but some are idiots. I'm really hoping that someone on the list just has this in

Re: Lens hood for Viviter S1 600mm Solid Cat.

2017-08-01 Thread P. J. Alling
107mm is about right for maximum outside diameter, the original soft plastic push on lens cap is labeled 106mm. However the metal of the front filter ring is quite thick something like 2mm maybe 3/16 inch thick. It's possible to get a 95mm screw in lens hood from China for a pretty reasonable

Re: Lens hood for Viviter S1 600mm Solid Cat.

2017-08-01 Thread Collin Brendemuehl
http://www.ebay.com/itm/Vivitar-Series-1-600mm-CAT-lens-for-Canon-EOS-digita ls-/292197278055?hash=item440850a167:g:F54AAOSwO95Zepsm That's a T-mount, isn't it? IF someone needs one, this would be a bargain. Just swap that silly mount. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.

RE: Lens hood for Viviter S1 600mm Solid Cat.

2017-08-01 Thread Collin Brendemuehl
B&H says the OD is 107mm / 4.2" https://www.bhphotovideo.com/c/product/801410140-USE/vivitar_super_telephoto _600mm_f_8.html -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and foll

Re: Lens hood for Viviter S1 600mm Solid Cat.

2017-08-01 Thread P. J. Alling
I appreciate the advice, but I haven't needed to do such fine measurement since I stopped rebuilding air cooled VW engines, some would argue that it wasn't necessary even then, but some are idiots. I'm really hoping that someone on the list just has this information hidden away somewhere, beca

Re: Lens hood for Viviter S1 600mm Solid Cat.

2017-07-31 Thread Paul Stenquist
A vernier caliper can achieve a measurement of the inside diameter accurate to a tenth of a mm or better. It's an inexpensive measuring tool that I wouldn't be without. Paul via phone > On Jul 31, 2017, at 8:54 PM, P. J. Alling wrote: > > I don't remember if I ever posted this to the list, bu