大学物理实验
大學物理實驗
대학물리실험
PHYSICAL EXPERIMENT OF COLLEGE
2015年
2期
6-10
,共5页
计算全息%迂回位相%博奇编码%Matlab
計算全息%迂迴位相%博奇編碼%Matlab
계산전식%우회위상%박기편마%Matlab
computer generated hologram ( CGH)%detour phase%Boqi coding%Matlab
使用Matlab语言得到了迂回位相全息图和博奇型全息图,由傅里叶逆变换得到再现像。阐述了两种计算全息图各自的特点,对再现像的质量、数量、大小、程序运行速度作出对比讨论。迂回位相计算全息图有便于记录、方便传递的特点。利用博奇编码得到的修正离轴参考光计算全息图有高质量的再现像,而且计算速度也比较快,对于复杂的二维图像,可以考虑利用这种编码方法进行计算全息。
使用Matlab語言得到瞭迂迴位相全息圖和博奇型全息圖,由傅裏葉逆變換得到再現像。闡述瞭兩種計算全息圖各自的特點,對再現像的質量、數量、大小、程序運行速度作齣對比討論。迂迴位相計算全息圖有便于記錄、方便傳遞的特點。利用博奇編碼得到的脩正離軸參攷光計算全息圖有高質量的再現像,而且計算速度也比較快,對于複雜的二維圖像,可以攷慮利用這種編碼方法進行計算全息。
사용Matlab어언득도료우회위상전식도화박기형전식도,유부리협역변환득도재현상。천술료량충계산전식도각자적특점,대재현상적질량、수량、대소、정서운행속도작출대비토론。우회위상계산전식도유편우기록、방편전체적특점。이용박기편마득도적수정리축삼고광계산전식도유고질량적재현상,이차계산속도야비교쾌,대우복잡적이유도상,가이고필이용저충편마방법진행계산전식。
It got the detour phase hologram and Boqi hologram using the Matlab language, and got reconstructed image by Fourier transformation. The characteristics of two computing holograms were elaborated, and the quality, quantity, size, program running speed of the reconstructed image were made a comparison. Computing hologram with Detour phase is easy to record and convenient delivery. Boqi coding are used to get the modified off-axis reference beam as computing hologram has a high quality reconstructed image,and com-puting speed is faster. The complex two-dimensional images which can consider using this encoding method to calculate the holographic.