A new optical method of temperature field measure using image plane hologram with two times of exposure is presented.
提出了一种新的测量温度场的光学方法，即像面全息二次曝光法。
It is verified experimentally that higher diffraction efficiency and resolution can be obtained by optical fiber image plane hologram.
认为光纤象面全息图可以获得较高衍射效率和分辨率，并对此进行了实验验证。
The theory and method of optical differentiation with image plane hologram e puts forward, and the experimental results agreeing with it is given.
提出用像平面全息图进行光学微分的理论和方法，并给出与理论相一致的实验结果。
Its advantages are discarding thick and heavy cover glass, high utilization ratio of energy, high brightness of refraction image, easy to making plane frame of hologram for display and easy to carry.
该法优点是不需要厚重玻璃衬板，光能利用率高，重现像亮，易于把全息图制成平面一体化构架，便于携带。
Its advantages are discarding thick and heavy cover glass, high utilization ratio of energy, high brightness of refraction image, easy to making plane frame of hologram for display and easy to carry.
该法优点是不需要厚重玻璃衬板，光能利用率高，重现像亮，易于把全息图制成平面一体化构架，便于携带。
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