Telescope Glass Blanks ( Pyrex ) - Group Lot - Made In USA For Sale
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Telescope Glass Blanks ( Pyrex ) - Group Lot - Made In USA:
Up for sale are 3 Telescope Glass Round Blanks. Each has Pyrex and made in USA on one side. The boxes show the dimensions and what looks like a past price for each one. One of the blanks has a scratch. Not sure if that would affect the grinding process. Please review pictures regarding condition.