您的位置: 首页 > 农业专利 > 详情页

Zero Parallax Visual Axis Glasses For Corneal Pre-Marking
专利权人:
Dan Smith
发明人:
Dan Smith
申请号:
US16040465
公开号:
US20180325735A1
申请日:
2018.07.19
申请国别(地区):
US
年份:
2018
代理人:
摘要:
Zero parallax visual axis glasses for corneal pre-marking include a target light, an alignment light, a polarized lens and a short pass filter. In some embodiments the targeting light and/or alignment light are LEDs and/or configured to blink. In some embodiments the target light is red. In certain embodiments the alignment light is white. The polarized lens can be placed on a user's non-dominant eye and block light originating from the target light and/or alignment light. The short pass filter can be configured to allow light from the target light to only pass through in one direction.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充