withstands high pressure and heat
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First Powder-Compressed all-Sapphire (Aluminum Oxide) Glass Lens Now Works Great!
Just thought I would let you all know, I just finished this week as part of a corporate research and development programme, a set of all-Sapphire Glass 18mm, 24mm, 35mm, 55 mm and 85 mm, T1.5 Prime Cinema Lenses where all lens elements are made from Aluminum Oxide Powder compressed into the...- HarryFilm
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- inexpensive manufacturing sapphire glass lenses super-tough no scratch lenses withstands high pressure and heat
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- Forum: Third Party Manufacturers