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超细颗粒卤化银反射全息图的漂白处理
Bleaching of Reflection Holograms Recorded in Ultra-fine-grain Silver Halide Emulsions
【摘要】 通过实验优化重铬酸钾、碘化钾和浓硫酸漂白液的配比 ,使其适合于处理用超细颗粒卤化银乳剂SDUF- 1记录的反射全息图。用 SDUF- 1乳剂记录的反射全息光栅经 AAC显影液和优化的漂白液处理后 ,其衍射效率和信噪比分别达 5 0 %和 5 0 ,且乳剂收缩引起的布喇格角偏离小于 3°
【Abstract】 A bleach composed of potassium dichromate,potassium iodide,sulfuric acid is optimized for processing reflection holograms recorded in the ultra fine grain gilver halide emulsion SDUF 1.Diffraction efficiencies (DE) of 50 % and signal to noise ratios (SNR) of 50 are obtained for reflection holographic gratings recorded in the SDUF 1 emulsion,processed with the AAC developer and the optimized bleach.Moreover,the deviation of the Bragg angle caused by the emulsion shrinkage is less than 3°.
【关键词】 漂白处理;
反射全息图;
超细颗粒卤化银乳剂;
【Key words】 bleaching; reflection holograms; ultra fine grain silver halide emulsions;
【Key words】 bleaching; reflection holograms; ultra fine grain silver halide emulsions;
【基金】 江苏省自然科学基金资助项目 ( BK990 79)
- 【文献出处】 光电子·激光 ,Journal of Optoelectronics.laser , 编辑部邮箱 ,2001年10期
- 【分类号】TN26
- 【被引频次】1
- 【下载频次】76