国家/地区 中国（3）
IPC部 C（2） G（2）
IPC大类 C03（2） G02（2）
IPC小类 C03C（2） G02B（2）
IPC G02B005/20（2）
发明人 ZHOU F（3）
公开年
申请年
专利权人 UNIV PEKING（3）

Neutral density filter for shooting, various goggles and other precise optical elements, comprises glass substrate, metal bonding layer provided on glass substrate, and graphene film layer, where graphene film layer is located on metal bonding layer.

HU J, ZHOU F, ZHANG Y

Preparing graphene glass comprises providing glass, performing physical vapor deposition on surface of glass to form titanium intermediate layer, and performing chemical vapor deposition on surface of titanium intermediate layer.

ZHANG Y, ZHOU F, LIU Z

Preparation of neutral density filter used as scene attenuating light intensity lens for cameras, sunglasses or arc protective glasses, involves growing graphene film directly on one or both sides of glass substrate.

LIU Z, ZHANG Y, ZHANG Z, GAO X, ZHOU F