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<p class="wp-block-paragraph">è¯ç‚º P30 Pro æ—©å‰åœ¨å·´é»Žç™¼ä½ˆï¼Œå°ç·¨æœ€ã€Œå˜©ã€çš„就是 ISO409600 和最高 50X (五åå€) 的變焦了。而å°ç·¨å°±è·Ÿå¤§å®¶åˆ†äº«ä¸€ä¸‹ P30 Pro 的變焦功能å§ã€‚</p>



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<h3 class="wp-block-heading"><strong><mark style="background-color:rgba(0, 0, 0, 0);" class="has-inline-color has-dark-blue-color">å…‰å¸è®Šç„¦ã€ç„¡æ變焦和數碼變焦</mark></strong></h3>



<p class="wp-block-paragraph">首先，è¯ç‚ºåœ¨ç™¼ä½ˆæœƒæåŠçš„å…‰å¸è®Šç„¦ã€ç„¡æ變焦和數碼變焦是甚麼呢？</p>



<p class="wp-block-paragraph"><strong>å…‰å¸è®Šç„¦</strong>是原是指é¡é å…‰å¸çš„é‹å‹•æ”¹è®Šæ™¯æ·±ï¼Œæ„指以é€é¡å射的原ç†æ”¾å¤§æ˜ åƒï¼Œä¹Ÿå³æ˜¯å¹³æ™‚æ‹¿ç€å–®åæ‰é¡é 放大的動作。但由於手機的é¡é 是無法é€éŽæ‰‹å‹•èª¿ç¯€é€é¡ï¼Œæ‰€ä»¥æ‰‹æ©Ÿçš„「光å¸è®Šç„¦ã€å¤§å¤šæ„指使用手機的長焦é¡é ，也å³æ˜¯å¹³æ™‚ 2X (å…©å€) ; é¡é 來å–景。這種方å¼æ‹æ”çš„æ˜ åƒæ²’有後製，是原始å–å¾—çš„æ”¾å¤§æ˜ åƒï¼Œæ‰€ä»¥ç›¸ç‰‡çš„è³ªç´ æ²’æœ‰è¢«é™ä½Žã€‚</p>



<p class="wp-block-paragraph"><strong>ç„¡æ變焦</strong>就有點åƒè€ƒè©¦ã€Œå‡ºè²“ã€çš„方法。所謂「無æã€å…¶å¯¦æ˜¯é€éŽå¾Œè£½ç®—法把原本é™ä½Žäº†è³ªç´ çš„æ˜ åƒæå‡ç•«è³ªï¼Œå¾—出一張「看似ã€æ²’有æå¤±çš„æ˜ åƒã€‚</p>



<p class="wp-block-paragraph"><strong>數碼變焦</strong>則是最簡單，原ç†è·Ÿæ‹æ”後，用 Photoshop 把相片 (Chop ç´°) 剪è£ç…§ç‰‡æ²’大分別。</p>


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<h3 class="wp-block-heading"><strong><mark style="background-color:rgba(0, 0, 0, 0);" class="has-inline-color has-dark-blue-color">Dxomark ç ´è§£ 50X 變焦是怎樣æ“作</mark></strong></h3>



<p class="wp-block-paragraph">è¯ç‚º P30 Pro 發佈會已宣佈於 Dxomark å–å¾—ç•¶æ™‚æœ€é«˜åˆ†ï¼Œä»£è¡¨å½±ç›¸æ•ˆæžœå¥½ã€‚ç•¶ä¸ Zoom 部分，å³æ˜¯è®Šç„¦ï¼Œéƒ½æ¯”å°æ‰‹ Samsung Galaxy S10+ 高很多。而在 Dxomark 在評測ä¸ï¼Œä»–們就說明了P30 Pro 的變焦方案。</p>



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<p class="wp-block-paragraph">在 2 å€è®Šç„¦æ™‚，相機åªæ˜¯ä»¥ä¸»é¡é 使用了超分æžçŽ‡ç®—法變焦。</p>



<p class="wp-block-paragraph">在 3 å€è®Šç„¦æ™‚，相片ä¸é–“使用了 5X é æ”é¡é 所得的影åƒï¼Œå†åŠ 上主é¡é 使用超分æžçŽ‡ç®—法æä¾›çš„æ˜ åƒå¡«è£œå››é‚Šã€‚</p>



<p class="wp-block-paragraph">在 5 å€è®Šç„¦æ™‚，相片使用了 5X é æ”é¡é å–得原始影åƒã€‚<br>在 6 å€è‡³ 10 å€è®Šç„¦æ™‚，相機使用 5X é æ”é¡é 輔以超分æžçŽ‡ç®—法變焦。</p>


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<h3 class="wp-block-heading"><strong><mark style="background-color:rgba(0, 0, 0, 0);" class="has-inline-color has-dark-blue-color">ä¸åŒè®Šç„¦çš„效果</mark></strong></h3>



<p class="wp-block-paragraph">2X 至 4X ，相片是無æ變焦，其影åƒæ˜¯é€éŽé æ”é¡é 和主é¡é åˆæˆå¾—出，圖片的ä¸é–“部分會比四邊的清晰。如果是æ‹æ”ä¸å¿ƒæ™¯ç‰©ï¼Œå—影響ä¸æœƒå¤ªå¤§ã€‚但如果是æ‹æ”的全版文å—，四邊的清晰度就會較低了。<br>5X 是手機版本的「光å¸è®Šç„¦ã€ï¼Œå…¶æ˜ åƒæ˜¯ç›´æŽ¥è¼¸å‡ºã€‚<br>6X 至 10X 是無æ變焦，是以後製åŠè¶…分æžçŽ‡ç®—法得出，所有得出的景åƒæœƒæœ‰ä¸€å®šçš„分æžåº¦ï¼Œä½†æ™¯ç‰©é‚Šç·£å°±æœ‰å¯èƒ½æœƒæ¯”較模糊了。<br>11X 至 50X 為數碼變焦，相片畫質會變低。</p>



<p class="wp-block-paragraph">æ„Ÿè¬ ePrice的版主阿å¤ï¼Œåœ¨å·´é»Žç”¨ P30 Pro 示範ä¸åŒè®Šç„¦æ•ˆæžœã€‚這幅相，於åŒä¸€åœ°é»žæ‹æ”，åªæ˜¯æœ‰ä¸åŒçš„變焦效果。ä¸çŸ¥å¤§å®¶èªç‚ºè¯ç‚º P30 Pro 變焦相片æ‹å¾—好ä¸å¥½å‘¢ï¼Ÿ</p>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/1x.jpg?w=1024" alt="" class="wp-image-8740" /><figcaption>1X (無變焦)</figcaption></figure>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/2x.jpg?w=1024" alt="" class="wp-image-8739" /><figcaption>2X變焦</figcaption></figure>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/4x.jpg?w=1024" alt="" class="wp-image-8738" /><figcaption>4X變焦</figcaption></figure>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/5x.jpg?w=1024" alt="" class="wp-image-8737" /><figcaption>5X變焦</figcaption></figure>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/6x.jpg?w=1024" alt="" class="wp-image-8741" /><figcaption>6X變焦</figcaption></figure>



<figure class="wp-block-image size-large"><img src="https://danieltechdiary.com/wp-content/uploads/2019/03/10x.jpg?w=1024" alt="" class="wp-image-8736" /><figcaption>10X變焦</figcaption></figure>


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<h3 class="wp-block-heading"><strong><mark style="background-color:rgba(0, 0, 0, 0);" class="has-inline-color has-dark-blue-color">50X 相片ä¸æœƒéšï¼Ÿ</mark></strong></h3>



<p class="wp-block-paragraph">那麼，è¯ç‚º P30 Pro 會ä¸æœƒå› æ¤ 50X 數碼變焦æ‹å‡ºçš„æ˜ åƒæœƒä¸æ¸…晰呢？ä¸ä¸€å®šï¼Œå› 為數碼變焦æ‹å‡ºçš„æ˜ åƒæ¨¡ç³Šï¼Œå…¶ä¸ç›¸ç‰‡æŠ–å‹•å’Œå…‰ç·šä¹Ÿæœ‰å¾ˆå¤§çš„å½±éŸ¿ã€‚ç”±æ–¼æ˜ åƒæ”¾å¤§äº†ï¼Œæ‰€ä»¥æ‰‹éƒ¨å¾®å°çš„抖動都會很大的影響æˆåƒï¼Œè€Œç‚ºè¯ç‚º P30 Pro 在é æ”é¡é åŠ å…¥é˜²æŠ–åŠŸèƒ½ï¼Œæ‰€ä»¥æ‹æ”時抖動的幅度會大幅é™ä½Žã€‚ä½†ç•¶ç„¶ï¼Œå¦‚æžœæ˜¯æ‹ 50 å€è®Šç„¦ï¼Œå»ºè°é‚„是使用腳架å§ã€‚</p>



<p class="wp-block-paragraph">而光線也會影響æˆåƒï¼Œå…‰ç·šè¼ƒä½Žæ™‚相機需用更多時間æ›å…‰ï¼Œé‚£éº¼æˆåƒçš„邊緣則當然模糊（拿一部三四年å‰çš„手機在暗光æ‹ç…§å°±çŸ¥ç”šéº¼ä¸€å›žäº‹å§ï¼‰ã€‚</p>



<p class="wp-block-paragraph">總çµï¼šè¯ç‚º P30 Pro 是首批使用 5X é æ”é¡é 的手機之一，但éŽå¤§çš„變焦å而令在ä¸é–“的變焦è·æˆåƒçš„è³ªç´ ä¸‹é™ï¼Œé€™éº¼å°±ç®—以後在手機å¯å¯¦ç¾ 100X çš„å…‰å¸è®Šç„¦ï¼Œè€Œé€™å€‹å…‰å¸è®Šç„¦ç¹¼çºŒæ˜¯æ‰‹æ©Ÿç‰ˆæœ¬ï¼Œç”¨é•·ç„¦é¡é é”æˆï¼Œä¸æ˜¯ç‰©ç†è®Šç„¦ï¼Œå¯¦éš›ä½¿ç”¨çš„體驗也未必良好å§ã€‚</p>



<p class="wp-block-paragraph">å°ç·¨èªç‚ºåœ¨æœªä¾†ï¼Œæ‰‹æ©Ÿå» å•†æ‡‰è©²é–‹å§‹ç ”ç©¶ï¼ŒçœŸæ£å¼•å…¥å–®å變焦é¡çš„技術，嘗試在手機入以物ç†æ–¹å¼èª¿ç¯€é€é¡é”至真æ£çš„å…‰å¸è®Šç„¦å§</p>
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解構華為 P30 Pro 50倍變焦技術！搞清楚才拍到好的遠攝相片
