1200条/毫米凹面光栅是光谱仪、摄谱仪以及其他光学仪器和分析仪器中的一个重要元件。过去光栅刻划工作被一些资产阶级学术权威吹得神乎其神,长期以来工作进展缓慢。在无产阶级文化大革命中,北京光学仪器厂广大革命职工,以革命大批判开路,狠批了“洋奴哲学”,“爬行主义”。建立以工人为主体的三结 1200 / mm concave grating is a spectrometer, spectrometer and other optical instruments and analytical instruments in an important component. In the past, grating sculpting was overwhelmed by some bourgeois academic authority, and work has been slow for a long time. In the great proletarian cultural revolution, the vast majority of revolutionary workers in the Beijing Optical Instrument Factory criticized the revolution with great criticism and severely criticized “Western slave philosophy” and “creepism.” Establish three knots with workers as the main body