432868 ^ 5018twf.doc/006 五、發明說明（/ ) 本發明是有關於一種數位成像器，且特別是有關方令 一種利用色度與灰度雙曝光元件之數位成像器。 請參照第1圖，其所繪示爲習知彩色影像沖洗成相片 的流程1首先，相機將彩色影像成像於底片上1 〇，丨妾胃、冲 洗底片20’最後底片經由相片沖印機（以下簡稱印相機） 曝光30完成彩色圖片40。而習知沖洗底片2〇需要有較多 的製程’並且沖洗的藥水會有環保上的問題。而底片容易 變質在保存上也是一個問題。 隨著時代的進步’電腦發展的日新月異，數位影像 處理技術日漸成熟，掃描器以及數位相機的發明都代表著 數位影像處理時代的到來。請參照第2圖，其所繪示爲習 知數位影像轉換爲彩色圖片的流程掃描器5〇或者數位 相機60可將所掃描或者所拍攝的彩色影像轉換爲彩色影 像檔案70儲存於磁碟片或者磁碟機中，接著利用彩色影 像檔案70可在電腦系統8〇的螢幕上看到所掃插或者所拍 攝的彩色影像，並且可以經由彩色印表機9〇列印出彩色 圖片40°而彩色影像檔案7〇可以解決習知底片沖洗以及 不易保存的問題。但是彩色印表機9〇的列印品質差、列 印速度慢以及耗材成本高亦不㈣有效的呈現較完美的彩 色圖片40。 ΐ靑參照第3圖’其所繪示爲由彩色影像檔案轉換至印 相機的數位成像系統。而如何運用數位成像器1〇〇將彩色 影像檔案70經由印相機曝光3〇轉換爲高解析度的彩色圖 片40即爲大家所努力的目標。 (請先閲讀背面.之注意事項再填寫本頁) 裝------ 訂----·----- 1 I紙Γ張&度適用中國國家標準規格（210 X ---- 經濟部智蒹財產局員工消t合作社印紫 432868 s 0 i 8 t 五、發明說明（2 ) 而習知的數位成像系統有： (a) 彩色單一元件的數位成像系統： 此種方式利用單一的彩色顯示面板(如：彩色LCD等) 《乍胃數位成像，其構造最簡單，對習知傳統相片的印相機 之施工容易’成本最低，但是其亮度稍暗，解析度也不夠。 (b) 黑白 CRT+彩色爐鏡陣列（Color Filter Arrays): 此彩色濾鏡陣列可爲紅/藍/綠/灰或者靛藍/洋紅/黃/灰 四元件方式或者紅/藍/綠或者靛藍/洋紅/黃三元件方式。 此種利用黑白CRT爲光源再加上各種顏色的彩色濾 鏡陣列所達成之數位成像系統，其由彩色影像檔案經由印 相機曝光的轉接系統機構非常的複雜，對習知傳統相片的 印相機之施工非常的困難，並且成本非常高。 (c) 紅/藍/綠LED陣列： 此種利用紅/藍/綠LED陣列來作爲光源兼濾鏡所達成 之數位成像系統’其由彩色影像檔案經由印相機曝光的轉 接系統機構亦非常的複雜，對習知傳統相片的印相機之施 工亦非常的困難’並且成本非常高。 因此本發明係提供一種數位成像器其係將色度與灰 度雙曝光元件作爲類似底片或者投影片的功能。 本發明係提供一種數位成像器，其可將數位影像經 由此雙曝光元件達成高解析度的彩色圖像。 本發明提出一種數位成像器’其簡述如下： 電腦驅動系統儲存及處理彩色影像檔案，並轉換爲 彩色驅動訊號與灰階驅動訊號’並送出驅動訊號。光源以 4 本紙張尺度適用中國國家襟準（CNS)A4規格（210 X 297公釐） ------------裝 ------訂·--------線^- (請先閱讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消费合作社印製 432868 五、發明說明（3>) 及聚焦系統。數位成像系統包括第一曝光元件、第二曝光 元件與合光元件’其耦接至該電腦驅動系統，並根據彩色 驅動訊號在第一曝光元件上呈現出彩色圖形，根據灰階驅 動訊號在第二曝光元件上呈現出灰階圖形，並且光源照射 在第一曝光元件與第二曝光元件上經由合光元件結合彩色 圖形與灰階圖形並由聚焦系統成像爲彩色圖像。 本發明提出一種數位成像器，其簡述如下： 電腦系統用以儲存及處理彩色影像檔案，並且送出 彩色影像檔案。數位曝光驅動系統耦接至電腦系統其接收 彩色影像檔案並轉換爲彩色驅動訊號與灰階驅動訊號，並 送出驅動訊號。第一曝光元件，耦接至數位曝光驅動系統， 並根據彩色驅動訊號在第一曝光元件上呈現出彩色圖形。 第二曝光元件，耦接至數位曝光驅動系統，並根據灰階驅 動訊號在第二曝光元件上呈現出灰階圖形。光源，用來照 射在第一曝光元件與第二曝光元件上。合光元件，用來合 成光源照射在第一曝光元件與第二曝光元件上的彩色圖形 以及灰階圖形。聚焦系統，將合光元件所輸出之圖形聚焦 成像爲彩色圖像。 本發明提出一種數位成像器，其簡述如下： 電腦系統’用來儲存及處理彩色影像檔案，並且送 出彩色影像檔案。數位曝光驅動系統耦接至電腦系統用來 接收該彩色影像檔案並轉換爲彩色驅動訊號與灰階驅動訊 號’送出驅動訊號。光源以及聚焦系統。數位成像系統賴 接至數位曝光驅動系統，數位成像系統包括第—曝光元 5 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） ---Ί ί I L- I --------丨 (請先閱讀背面之注意事項再填寫本頁) 訂----.---rv 經濟部智慧財產局員工消费合作社印製 五、發明說明（Zf ) 件、第二曝光元件與合光元件，並根據彩色驅動訊號在第 一曝光元件上呈現出彩色圖形，根據灰階驅動訊號在第二 曝光元件上呈現出灰階圖形，並且光源照射在第一曝光元 件與第二曝光元件上並且經由合光元件結合彩色圖形與灰 階圖形並由聚焦系統成像爲彩色圖像。印相機，耦接至數 位成像系統，並將彩色圖像曝光在相紙上，並顯影成爲彩 色照片。 爲讓本發明之上述目的、特徵、和優點能更明顯易 懂，下文特舉較佳實施例，並配合所附圖式，作詳細說明 如下： 圖式之簡單說明： 第1圖其所繪示爲習知彩色影像沖洗成相片的流程； 第2圖其所繪示爲習知數位影像轉換爲彩色圖片的流 程； 第3圖其所繪示爲由彩色影像檔案轉換至印相機的數 位成像系統繪示圖； 第4圖其所繪示爲人眼視網膜上的細胞分佈圖； 第5圖其所繪示爲本發明之數位成像器繪示圖；以及 第6圖其所繪示爲光源、數位成像系統及聚焦系統成 像之一實施例。 標號說明： 10 彩色影像成像於底片上 20沖洗底片 30相片沖印機曝光 6 裝·-- (請先閱讀背面之注意事項再填寫本頁) 訂. -線： 本紙張尺度適用中國國家標準（CNS)A4規格（210 X 297公釐） 5018twf , doc/ 006 A7 B7 經濟部智慧財產局員工消費合作社印製 五 發明說明（ς) 40彩色圖片 50掃描器 60數位相機 70彩色影像檔案 8 0電腦系統 90彩色印表機 100數位成像器 110電腦系統 120數位曝光驅動系統 130光源 140數位成像系統 142第一曝光元件 144第二曝光元件 146合光元件 150聚焦系統 160印相機或投影機 竇施例 請參照第4圖，其所繪示爲人眼視網膜上的細胞分佈 圖。而實線爲錐狀細胞（感應色度的細胞）的數目之分佈 曲線，虛線爲桿狀細胞（感應灰度明暗的細胞）的數目之 分佈曲線。而水平軸箭頭所在的位置即爲視覺聚焦處。而 在此位置的桿狀細胞與錐狀細胞數目有極大的差異。也就 是說人眼對於灰度的感應較敏銳，而對於色度則較不敏 銳。 7 I J---l·---「一裝--------訂----.---!線「 (請先閱讀背面之>i意事項再填寫本頁) 本紙張尺度適用+國國家標準（CNS>A4規格<210x 297公釐） S018twf.d〇c/006 經濟部智慧財產局貝工消费合作杜印製 B7 五、發明說明（厶） 而根據以上的分析，對於數位彩色影像，給予高解 析度灰階圖形，並再結合低解析度的彩色圖形，即可被人 眼視爲高解析度的彩色圖像。 請參照第5圖，其所繪示爲本發明之數位成像器繪示 圖。此數位成像器包括電腦系統110、數位曝光驅動系統 120、光源130、數位成像系統140以及聚焦系統15〇。其 可以成像在印相機160用來曝光顯影或者成像於投影機的 螢幕。 電腦系統110可以儲存及處理由掃描器、數位像機以 及其他影像處理系統所產生的彩色影像檔案，而電腦系統 更可以根據最後所成像之彩色圖像或者彩色照片加以修正 補償此彩色影像檔案使得最後成像之彩色圖像或者彩色照 片效果更好。 而數位曝光驅動系統120,的主要目的爲將彩色影像 檔案轉換成爲本發明曝光元件（彩色顯示面板與灰階顯示 面板）所需要的彩色驅動訊號與灰階驅動訊號。 數位成像系統140包括第一曝光元件（彩色LCD顯 示面板）、第二曝光元件（灰階LCD顯示面板）與合光 元件’而第一曝光元件係爲低解析度彩色LCD顯示面板， 其根據彩色驅動訊號可在第一曝光元件上呈現出彩色圖 形。而第二曝光元件係爲高解析度灰階LCD顯示面板， 其根據灰階驅動訊號可在第二曝光元件上呈現出灰階圖 形° 而光源130,照射在第一曝光元件與第二曝光元件上 8 本紙張尺度適用中國囲家標準（CNS)A4規格（210 X 297公釐） ------Γ_------裝----1---訂---------線 (請先閱讀背面之注意事項再填寫本頁) 經濟.部智慧財產局8工消费合作社印製 432868^ 五、發明說明（q) 經由合光元件可以合成此彩色圖形以及灰階圖形。 最後聚焦系統150將合光元件所輸出之圖形聚焦成爲 高解析度的彩色圖像，顯示於投影機的螢幕或者再由印相 機曝光顯影產生彩色照片。 而本發明之數位成像系統140所使用之光源130以及 聚焦系統150亦可由印相機本身來提供，並經由印相機光 源以及印相機聚焦系統來成像曝光顯影產生彩色照片。 請參照第6圖’其所繪示爲光源、數位成像系統及聚 焦系統成像之一實施例。第一曝光元件142與第二曝光元 件144經由光源130的照射於合光元件146上可將彩色圖 形與灰階圖形合成，最後並經由聚焦系統丨5〇成像此高解 析度的彩色圖像。 而本發明應用於印相機上更可以將數位成像系統內 之曝光兀件以平面型顯不面板（如：LCD等）或者線型顯不 面板(如：LED等）來達成’平面型顯示面板可以將彩色圖像 直接曝光於像紙上，而線型顯示面板根據驅動訊號隨著相 紙的移動變更彩色圖像並依序曝光於像紙上。 因此，本發明的優點係提供一種數位成像器其係將 色度與灰度雙曝光元件作爲類似底片或者投影片的功能。 本發明的另一優點係提供一種數位成像器，其可將 數位影像經由此雙曝光元件達成高解析度的彩色圖像。 本發明的再一優點係提供一種數位成像器，其可與 習知印相機輕易的完成組裝，並可大幅降低數位影像檔案 轉換爲彩色照片的成本。 本紙張尺度適用中國國家標準（CNS)A4規格（210 >c 297公楚> ---Ϊ--—h-----裳 ------—訂--- (請先閱讀背面之注意事項再填寫本頁)432868 ^ 5018twf.doc / 006 V. Description of the Invention (/) The present invention relates to a digital imager, and in particular, to a digital imager using a chroma and grayscale double exposure element. Please refer to FIG. 1, which shows a conventional process for developing color images into photos. 1 First, the camera images the color images on a negative film 10, the stomach, rinses the negative film 20 ′, and the last negative film passes through a photo printing machine ( Hereinafter referred to as a printing camera) exposure 30 completes a color picture 40. However, it is known that the process of rinsing the negative film 20 requires more processes, and the rinsing solution has environmental problems. Easily deteriorated film is also a problem in preservation. With the development of the times, computer development is changing with each passing day, and digital image processing technology is becoming more and more mature. The invention of the scanner and digital camera both represents the coming of the digital image processing era. Please refer to FIG. 2, which shows a conventional process for converting a digital image into a color image. A scanner 50 or a digital camera 60 can convert a scanned or captured color image into a color image file 70 and store it on a magnetic disk. Or in a disk drive, the color image file 70 can then be used to see the scanned or captured color image on the screen of the computer system 80, and the color image can be printed through the color printer 90 to print 40 °. The color image file 70 can solve the problems of conventional film processing and difficult to save. However, the color printer 90 has poor print quality, slow printing speed, and high cost of consumables. It is not effective in presenting perfect color pictures40. ΐ 靑 Refer to Fig. 3 'which shows a digital imaging system that converts a color image file to a printer. And how to use the digital imager 100 to convert the color image file 70 into a high-resolution color picture 40 through a printer exposure 30 is the goal of everyone's efforts. (Please read the precautions on the reverse side before filling out this page) Loading -------- Order ---- · ----- 1 I paper Γ sheets & degrees are applicable to Chinese national standard specifications (210 X- -Employees of the Intellectual Property Bureau of the Ministry of Economic Affairs, Cooperative Cooperative, Printing Purple 432868 s 0 i 8 t 5. Description of the invention (2) The conventional digital imaging systems are: (a) Digital imaging system with single color element: This way The use of a single color display panel (such as: color LCD, etc.) "Stomach digital imaging, its structure is the simplest, easy to install the traditional photographic printing camera 'cost is the lowest, but its brightness is slightly dark, and the resolution is not enough. (b) Black and white CRT + Color Filter Arrays: This color filter array can be red / blue / green / gray or indigo / magenta / yellow / gray four-element method or red / blue / green or indigo / magenta / Yellow three element method. This type of digital imaging system using a black and white CRT as a light source and a color filter array of various colors has a very complex mechanism for transferring images from color image files through the exposure of a printer. Know that the construction of traditional photo printers is very difficult, and The cost is very high. (C) Red / blue / green LED array: This type of digital imaging system using red / blue / green LED arrays as a light source and filter is a transfer of color image files through the exposure of a printer. The system mechanism is also very complicated, and the construction of printing cameras that are familiar with traditional photos is also very difficult. And the cost is very high. Therefore, the present invention provides a digital imager that uses chroma and grayscale double exposure elements as similar negatives. Or the function of a slide. The present invention provides a digital imager, which can achieve a high-resolution color image through a digital image through this double exposure element. The present invention proposes a digital imager 'which is briefly described as follows: Computer drive system Store and process color image files, and convert them into color driving signals and gray-level driving signals' and send the driving signals. The light source is in accordance with the Chinese National Standards (CNS) A4 specification (210 X 297 mm) in 4 paper sizes --- --------- Equipment ------ Order · -------- Line ^-(Please read the precautions on the back before filling in this page) Employees ’Cooperatives, Intellectual Property Bureau, Ministry of Economic Affairs Printed 432868 5. Description of the invention (3 >) and focusing system. The digital imaging system includes a first exposure element, a second exposure element, and a light combining element, which are coupled to the computer driving system, and on the first exposure element according to a color driving signal. The color pattern is presented, and the gray pattern is displayed on the second exposure element according to the gray level driving signal, and the light source is irradiated on the first exposure element and the second exposure element. The color pattern and the gray pattern are combined through the light combining element and focused. The system image is a color image. The present invention provides a digital imager, which is briefly described as follows: A computer system is used to store and process color image files, and send the color image files. The digital exposure driving system is coupled to the computer system. The digital exposure driving system receives the color image file and converts it into a color driving signal and a gray driving signal, and sends the driving signal. The first exposure element is coupled to the digital exposure driving system, and displays a color pattern on the first exposure element according to a color driving signal. The second exposure element is coupled to the digital exposure driving system and presents a grayscale pattern on the second exposure element according to the grayscale driving signal. The light source is used to shine on the first exposure element and the second exposure element. The light combining element is used for synthesizing a color pattern and a gray scale pattern irradiated by the light source on the first exposure element and the second exposure element. The focusing system focuses the image output by the combining element into a color image. The present invention provides a digital imager, which is briefly described as follows: A computer system 'is used to store and process color image files, and to send color image files. The digital exposure driving system is coupled to a computer system to receive the color image file and convert it into a color driving signal and a gray level driving signal 'and send the driving signal. Light source and focusing system. The digital imaging system is connected to the digital exposure driving system. The digital imaging system includes the first exposure element. The paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm). --- Ί I L- I- ------ 丨 (Please read the notes on the back before filling out this page) Order ----.--- rv Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs The two exposure elements and the light combining element display a color pattern on the first exposure element according to the color driving signal, a gray level pattern on the second exposure element according to the gray level driving signal, and the light source irradiates the first exposure element and the The color pattern and the gray scale pattern are combined on the second exposure element and via the light combining element and imaged into a color image by the focusing system. The printer is coupled to the digital imaging system, and the color image is exposed on the photo paper and developed into a color photo. In order to make the above-mentioned objects, features, and advantages of the present invention more comprehensible, the following describes the preferred embodiments in detail with the accompanying drawings as follows: Brief description of the drawings: FIG. 1 Figure 2 shows the process of developing a conventional color image into a photo. Figure 2 shows the process of converting a conventional digital image into a color picture. Figure 3 shows the process of converting a color image file to a digital image of a printer. System drawing; Figure 4 shows the distribution of cells on the retina of the human eye; Figure 5 shows the digital imager of the present invention; and Figure 6 shows the light source , An embodiment of digital imaging system and focusing system imaging. Explanation of labels: 10 color images are imaged on negatives 20 processed negatives 30 photo printers are exposed 6 sets ·-(Please read the precautions on the back before filling out this page) Order. -Line: This paper size applies to Chinese national standards ( CNS) A4 specification (210 X 297 mm) 5018twf, doc / 006 A7 B7 Five invention notes printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy (ς) 40 color pictures 50 scanners 60 digital cameras 70 color image files 8 0 computers System 90 color printer 100 digital imager 110 computer system 120 digital exposure driving system 130 light source 140 digital imaging system 142 first exposure element 144 second exposure element 146 light combining element 150 focusing system 160 printing camera or projector sinus Please refer to FIG. 4, which shows the distribution of cells on the retina of the human eye. The solid line is the distribution curve of the number of cone-shaped cells (cells that sense chromaticity), and the dashed line is the distribution curve of the number of rod-shaped cells (cells that sense gray and light). The position of the horizontal axis arrow is the visual focus. The number of rod-shaped cells and cone-shaped cells at this position is greatly different. In other words, the human eye is more sensitive to grayscale and less sensitive to chroma. 7 I J --- l · --- `` One Pack -------- Order ----.---! Line '' (Please read the > i Notice on the back before filling in this page) This paper size applies to + national standards (CNS> A4 specifications <210x 297 mm) S018twf.d〇c / 006 Printed by B7, consumerism cooperation of the Bureau of Intellectual Property of the Ministry of Economic Affairs 5. Description of invention (厶) According to the above Analysis, for digital color images, given high-resolution gray-scale graphics, combined with low-resolution color graphics, can be regarded as high-resolution color images by the human eye. Please refer to Figure 5, which is drawn Shown is a drawing of a digital imager of the present invention. The digital imager includes a computer system 110, a digital exposure driving system 120, a light source 130, a digital imaging system 140, and a focusing system 15. It can be imaged on a printing camera 160 for exposure Develop or image on the screen of the projector. The computer system 110 can store and process color image files generated by scanners, digital cameras, and other image processing systems, and the computer system can further Photos are corrected to compensate for this color image file This makes the final imaged color image or color photo better. The main purpose of the digital exposure driving system 120 is to convert the color image file into the color required by the exposure element (color display panel and grayscale display panel) of the present invention. The driving signal and the gray-level driving signal. The digital imaging system 140 includes a first exposure element (color LCD display panel), a second exposure element (gray LCD display panel), and a light combining element, and the first exposure element is a low resolution The color LCD display panel can display a color pattern on the first exposure element according to the color driving signal, and the second exposure element is a high-resolution grayscale LCD display panel, which can display the second exposure element based on the grayscale driving signal. The gray scale pattern is displayed on the top, and the light source 130 shines on the first exposure element and the second exposure element. 8 The paper size is applicable to the Chinese Standard (CNS) A4 (210 X 297 mm) ------ Γ _------ installation ---- 1 --- order --------- line (please read the precautions on the back before filling in this page) Economy, Ministry of Intellectual Property Bureau, 8 Industrial Consumer Cooperatives Printed 432868 ^ 5 Description of the invention (q) This color pattern and gray scale pattern can be synthesized through the light combining element. Finally, the focusing system 150 focuses the graphic output from the light combining element into a high-resolution color image, and displays it on the screen of the projector or A color photo is produced by exposure and development of a printing camera. The light source 130 and the focusing system 150 used by the digital imaging system 140 of the present invention can also be provided by the printing camera itself, and the imaging light source and the printing camera focusing system can be used for imaging and development to produce color. Please refer to FIG. 6 ′, which illustrates an embodiment of imaging by a light source, a digital imaging system, and a focusing system. The first exposure element 142 and the second exposure element 144 are irradiated on the light combining element 146 via the light source 130 to synthesize a color pattern and a gray scale pattern, and finally, the high-resolution color image is imaged through a focusing system 50. When the present invention is applied to a printing camera, the exposure elements in the digital imaging system can be realized by a flat display panel (such as: LCD, etc.) or a linear display panel (such as: LED, etc.) to achieve a 'flat display panel. The color image is directly exposed on the image paper, and the linear display panel changes the color image according to the driving signal with the movement of the photo paper and sequentially exposes the image on the image paper. Therefore, an advantage of the present invention is to provide a digital imager which uses a chroma and grayscale double exposure element as a negative or projection film. Another advantage of the present invention is to provide a digital imager, which can realize a high-resolution color image by digital images through the double exposure element. Still another advantage of the present invention is to provide a digital imager, which can be easily assembled with a conventional printing camera, and can greatly reduce the cost of converting digital image files into color photos. This paper size applies to China National Standard (CNS) A4 specifications (210 > c 297 公 楚 > --- Ϊ ---- h ----- 衣 ------- order --- (please first (Read the notes on the back and fill out this page)