orthicon
音标['ɒ:θikɒn]
汉语翻译
n. 正析象管
【电】 直线性光电发像管
【电】 直线性光电发像管
英语解释
名词 orthicon:
- a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons同义词：image orthicon
详细解释
or.thi.con
n.（名词）A television camera pickup tube, more sensitive than the iconoscope, that uses a low-velocity electron beam to scan a photoactive mosaic.Also called image orthicon 正析（摄）象管：一种运用低带电子来扫描感光栅格的电视摄象管，比光电摄象管更敏感也作 image orthicon
来源：orth(o)- orth(o)-icon(oscope) icon(oscope)
0
纠错
英汉推荐
