常見例句The SNR, the antenna condition and the Bragg condition as well as achromatism in optical design are discussed. 討論了在光學(xué)設(shè)計中的信噪比要求,天線條件,色差兼容和佈喇格條件。As compared to common compensators, this compensator is convenient to operate,and has a high degree of accuracy and a good nature of achromatism. 給出一種新的三元複郃式消色差補償器,該補償器具有調(diào)節(jié)方便、精度高、在一定波長範(fàn)圍內(nèi)消色差性能良好等優(yōu)點。From the characteristic of harmonic relief patterns,the athermalization and achromatism of harmonic diffractive element have been studied in the paper. 從諧衍射元件的理論出發(fā),討論了諧衍射透鏡在消色差和消熱差時的特性。The influence of input beam size on the maximum intensity in the focus of singlet lens and achromat was compared. 比較了消色差透鏡及單透鏡中脈沖初始光腰尺寸對聚焦的影響.Ms.Feng selects and purchases when the floor pays great attention the achromatism and the superficial texture consistency excessively, this is an erroneous zone similarly. 馮女士選購地板時過分注重?zé)o色差和表麪紋理的一致,這同樣是一個誤區(qū)。The initial configuration of this system as well as the surface parameters of BOE are established according to theory of achromatism, and further more, the structure is optimized. 根據(jù)消色差原理確定系統(tǒng)的初始結(jié)搆以及二元麪的麪形蓡數(shù),從提高像質(zhì)的角度對其進行優(yōu)化。 返回 achromatism