CPC G02B 1/14 (2015.01) [G02B 1/002 (2013.01); G02B 1/04 (2013.01)] | 18 Claims |
1. A cover window comprising:
a glass substrate;
a first coating layer disposed on a first surface of the glass substrate; and
a second coating layer disposed on the first coating layer,
wherein a thickness of the glass substrate is equal to or less than 30 micrometers, and
a thickness of each of the first coating layer and the second coating layer ranges from 50 angstroms to 400 angstroms,
wherein
the first coating layer includes a sodium silicate or an epoxy silane,
and the second coating layer includes a polyimine oligomer having an average molecular weight ranging from 300 grams per mole to 5000 grams per mole or a polyvinyl alcohol.
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