beam diameter 束直径beam displacement 束位移beam divergence angle 束发散角beam divider 析光镜,分束器beam expander 束扩展器beam flying 光束扫描beam focusing (1)电子束聚焦(2)射线束聚焦beam forming 聚束beam forming optics 聚束光学系统beam guidance 光束制导beam intensity 光束强度beam locking 射束锁定...
babbitt 巴俾特合金(一种减磨合金)Babinet Absorption Rule 巴比内吸收法则Babinet compensator 巴比内补偿器 Babinet goniometer 巴俾涅测角器Babinet Principle 巴比内原理Babinet's compensator 巴俾涅补偿器 Babinet's principle 巴俾涅原理Babinet-Jamin Compensator 巴比内亚门补偿器Babinet-Soleil Compensators Babinet ...
PROBLEM TO BE SOLVED: To prevent base-material lenses from being deformed and to enable accurate measurement by providing both a device for measuring the thickness of the edge of a lens and a device for measuring the diameter of a spectacles lens, and performing diameter measurement by the ...
1 year Customized support OEM Brand Name Timar Model Number JD-2600B Place of Origin SHANXI Brand Name TIMAR Model JD-2600B Type Digital Lensometer Diameter of lens 20-108mm PD 40-90mm, 0.5mm step Built-in UV Tester With Display
Glasses lenses for stereoscopic image and glasses using the same relates to a liquid crystal layer with flexible films formed on transparent electrode. This invention makes the lenses flexible, and by bending the lenses, fashionable glasses can be made. In this invention, the glasses' breakage has...
Althoughfoggylenses(镜片)havebeencausingtroubleforglasseswearersforaslongasglasseshavebeeninvented,theyhappenmoreoftentothosewearingamask(口罩).ResearchersataSwissuniversitymayhavefinallycomeupwithawaytosolvetheproblemthatworkswhensomeone'swearingamask,orwhenthey'vejustcomeinsidefromthecold.There'snorealmysteryasto...
Bendable titanium Eyeglasses 钛眼镜 Better eyesight, including night vision Bifocal eyeglasses 双焦点眼镜 Bifocal lenses 双光镜片 binocular auto refractometer 双眼电脑验光 binocular portable-refraction 手提式电脑验光仪 Biocular vertical tube 双目直镜筒 Black黑色 boxes & pouch 眼镜盒和眼镜袋 ...
Doctor Verified Prescription Lenses - details Seen it for less? Request a Price Match Customer Service Shipping Rates Frames, Parts & Repairs How to Order Lenses Returns & Warranty Payments Accepted Flex Spending & Insurance Request Product Availability & Info B Measurement Calculator (Beta) Still ha...
whose last body also has a diametrical hole threaded in which is placed a through screw through the frame and one of the fixing holes of the hinge with which the said frame is articulated to the corresponding rod of the glasses, housing the indicated closing arrangement of the frame and th...
1. A pair of glasses:一副眼镜(最常用的表达方式) 2. Eyeglasses:眼镜 3. Spectacles:眼镜(较正式用法) 4. Frames:眼镜框架 5. Lenses:眼镜镜片 6. Prescription glasses:处方眼镜(根据医生开具的处方定制的眼镜) 7. Reading glasses:阅读眼镜(用于看近距离的眼镜) 8. Sunglasses:太阳眼镜(用于遮阳的眼镜)...