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| O Type Dross Glass
1.USED FOR ROLL
The colored optical glass, flint optical glass, filter, vitaglass, infra-red ray transmitting glass, heat intercepting glass, borax anhydrous L Type and O Type dross glass are our products that mainly used in... |
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| O Type Dross Glass ,L Type Dross Glass
1.Used for roll
The colored optical glass, flint optical glass, filter, vitaglass, infra-red ray transmitting glass, heat intercepting glass, borax anhydrous L Type and O Type dross glass are our products... |
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| The colored optical glass, flint optical glass, filter, vitaglass, infra-red ray transmitting glass, heat intercepting glass, borax anhydrous L Type and O Type dross glass are our products that mainly used in the medical instrument, optical instrumen... |
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