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Glass blanks for sale For Sale

Price - $5,000.00

Ad Number: 135492

Posted: 25 Apr 2018

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1- 22 1/2" Pyrex blank, 3 1/2" thick, center hole, with finished 21 1/2" Maksutov Corrector Plate (the plates
the hard part), World's largest MAK? $5000 for both OBO.
2- Two- 20" BK-7 Glass blanks 3" thick. Cut them in half and have four 20" x 1 1/2" Build your own 20"
Refractor, $1000 a piece. Both for $1800 OBO. I was told a 20" blank of BK-7 is about $10,000.
3- 16" X 3" coated mirror, sphere (?), F/8, 132" focal length...$300 OBO
4- 18" X 3" thick coated mirror
5- Four 12" X 2"Pyrex unground blanks... $300 each OBO
6- Two 12" X 2" BK-7 with melt sheet from Schott Glass...$400 each OBO
7- Several 8"-10"blanks of cervit and pyrex...$100 each OBO
8- Two unground BK-7 blanks 6.03" diameter, 1.015" thick, mounted in finely machined brass cells......
$400 OBO
9- 5.75" X 1", F/2 mirror with center hole from SCT...$15 OBO
Shipping and insurance costs to be determined and not included in prices listed.

General


  • Condition New
  • Location Arizona



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