Laser hologram technique combines geometric optics, ware optics and information optics together, presenting a bright future for the study of optics.
激光全息摄影技术集几何光学、动光学和信息光学为一体,为光学的研究展示了美好的前景。
With the principle of colour printing plate-making, combined with rainbow holographic technique, we can prepare embossed hologram which produces artistic and commercial value.
利用彩色印刷制版原理,结合彩虹全息技术制备出具有艺术及商业价值的模压全息图。
When the hologram fabricated by such technique is reconstructed with white light point source, a distortionless, white-black holographic image with certain depth is obtained.
采用这种技术摄制的全息图,在白光点源照明下再现,可获得有一定深度的无畸变的黑白色全息象。
The digital watermark technique is proposed based on Fresnel hologram and Discrete Cosine Transform.
提出了一种基于数字菲涅耳全息和离散余弦变换的数字水印技术。
CGH element is designed and fabricated based on the computer generated hologram and the binary optical technique, and is applied in wavefront transformation.
运用计算全息原理与二元光学技术设计制作了用于波面变换的计算全息cgh元件。
A new anti-counterfeit technique based on computer generated hologram identification marks was proposed.
提出了一种新的计算全息标识证件防伪方法。
A new phase quantization method of a phase hologram based on conventional random-phase encoding technique is proposed.
基于传统的随机相位编码技术,提出了一种新的相息图量化编码方法。
If a CW laser is used to produce the hologram one can use the technique to investigate solid state photochemistry.
如果用CW激光制作全息光栅,便可用这种技术研究固体物理光化学。
A new optical encryption technique based on double random phase computer-generated hologram of asymmetry fractional Fourier transform is presented.
提出了一种利用不对称分数傅里叶变换和双随机相位编码对图像加密的方法。
A new optical encryption technique based on double random phase computer-generated hologram of asymmetry fractional Fourier transform is presented.
提出了一种利用不对称分数傅里叶变换和双随机相位编码对图像加密的方法。
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