本发明涉及一种微型快速彩照扩印冲洗连体机。
The present invention relates to a miniature rapid colour-photographing, enlarging-printing and developing conjoint machine.
本文主要对现代密码体制在网络数码扩印系统中的应用进行研究。
The thesis focuses on the application of the modern cryptography in network digital film enlargement system.
该装置体积小、成本低、操作方便、广泛适用于各种彩色扩印机。
The utility model has the advantages of small size, low cost and convenient operation, and is widely suitable for various color enlargers.
提出了一种用于数字彩色扩印系统的色空间变换和色域边界面确定方法。
New methods for color space conversion of digital color paper printer and its color gamutcalculation were proposed.
提出了一种用于数字彩色扩印系统的色空间变换和色域边界面确定方法。
New methods for color space conversion of digital color paper printer and its color gamut calculation are proposed.
优点 是，利用现有设备，既可以提高扩印速度，又不会影响扩印照 片的质量。
The invention has the advantages that: it can use present device, to improve the print speed without affecting picture quality.
本实用新型公开了一种彩色扩印机印字机，它是用来增加扩印机具有印字功能的附件。
The utility model discloses the printer of a multicolor enlarger, belonging to an accessory used for increasing a printing function for an enlarger.
印片颗粒指数的测试点应根据彩色负片的感光特性确定，为正常扩印时对应正片0 .74中灰密度的负片密度点。
The film measuring point of print grain index should be made according to its light-sensitive characteristics, being the density corresponding to the 0.74 gray density of color paper when printing;
实际测试和观测比较表明，所测彩色负片印片颗粒指数数值与其扩印效果相符合，印片颗粒指数方法能够反应彩色负片颗粒性的实用效果。
The results give the measuring accuracy and coincidence between the print grain index values and the perceptible graininess on the prints, proving the efficiency of the method.
实际测试和观测比较表明，所测彩色负片印片颗粒指数数值与其扩印效果相符合，印片颗粒指数方法能够反应彩色负片颗粒性的实用效果。
The results give the measuring accuracy and coincidence between the print grain index values and the perceptible graininess on the prints, proving the efficiency of the method.
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