pressing lens blak

lens blank of moulded glass not optically worked, for corrective spectacles or optical instruments

模制玻璃透镜毛坯,未经光学加工,用于自顾不暇正实力眼镜或肖学仪器

Glass blanks of photochromic spectacle lens

GB/T9105-1988光致变色玻璃眼镜片毛坯

Glass blank of ophthalmic lenses

GB/T14148-1993光学玻璃眼镜片毛坯

high refractive index and low density optical lens blank

高折射低密度光学镜片毛坯

Causes to the fracture of NH silicon steel slab have been analyzed by means of optical microscope and transmitting optical microscope.

采用光学显微镜和透射电镜等分析,方法对NH硅钢板坯断裂进行了分析。

ULTRASTRUCTURAL OBSERVATION ON THE BALANTIDIUM COLI TROPHOZOITE FROM MAN

人结肠小袋纤毛虫滋养体的透射电镜观察

a concave lens [mirror]

凹透镜 [凹面镜]

meniscus (shaped) lens

凹凸透镜，弯月形透镜

aplanat [aplanatic] lens

消球差透镜，齐明透镜

Knitted goods for reactive printing need even scouring, complete alkali removal and high capillary effect.

针织物活性染料印花对印坯的前处理要求较高，如煮练匀透，去碱净，毛效高。

boasting chisel

用于制作毛坯的大凿子

long hair finish

[毡帽坯]长毛修剪整理

air-spaced doublet

双不胶透镜; 双分离透镜; 双分透镜; 空气隙双合透镜; 分离式双透镜

manual zoom lens

(镜头)手控可变焦距透镜

objective lens of the transmission electron microscope

透射电子显微镜物镜

opticians' lens measurer

眼镜制造者用透镜表

A planoconvex lens used to concentrate light.

凸透镜用来聚光的凸镜

Any of the lenses, prisms, or mirrors of an optical instrument.

光学镜光学仪器的透镜、棱镜或平面镜