[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"knowledge-\u002Fapi\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types":3,"knowledge-related-\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types":739,"knowledge-series-\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types":764},{"source":4,"connector":5,"page":6},"sqlite","better-sqlite3",{"path":7,"title":8,"description":9,"category":10,"tags":11,"date":15,"pinned":16,"draft":16,"body":17,"seo":735,"stem":736,"id":737,"extension":738},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types","认识相机：类型与选择","摄影的第一步不是买最贵的机身，而是搞清楚你手里的设备属于哪一类、适合拍什么。本节梳理常见相机形态，帮你建立整体认知。","生活笔记",[12,13,14],"photography","basics","camera-types","2025-06-18",false,{"type":18,"value":19,"toc":717},"minimark",[20,24,33,37,40,51,62,65,171,176,179,261,264,268,279,369,375,385,388,464,467,471,505,509,570,573,612,616,619,630,641,644,690,693],[21,22,8],"h1",{"id":23},"认识相机类型与选择",[25,26,27,28,32],"p",{},"摄影的第一步不是买最贵的机身，而是搞清楚",[29,30,31],"strong",{},"你手里的设备属于哪一类、适合拍什么","。本节梳理常见相机形态，帮你建立整体认知，并给出选购与预算的具体建议。",[34,35,36],"h2",{"id":36},"相机如何记录影像",[25,38,39],{},"无论机身外观如何，数码相机的工作流程基本一致：",[41,42,47],"pre",{"className":43,"code":45,"language":46},[44],"language-text","光线 → 镜头汇聚 → 传感器感光 → 处理器编码 → 存储为 JPEG \u002F RAW\n","text",[48,49,45],"code",{"__ignoreMap":50},"",[25,52,53,54,57,58,61],{},"你通过控制",[29,55,56],{},"进光量","（光圈、快门、ISO）与",[29,59,60],{},"对焦","，决定最终画面。这个流程在单反、微单、卡片机、手机上完全通用，区别只在于「用什么部件」和「自动化程度」完成这几步。理解这一条主线后，后续学光圈、快门、ISO 时就不会把它们当成孤立的按钮，而是同一个流程里的三个阀门。",[34,63,64],{"id":64},"常见相机类型",[66,67,68,87],"table",{},[69,70,71],"thead",{},[72,73,74,78,81,84],"tr",{},[75,76,77],"th",{},"类型",[75,79,80],{},"特点",[75,82,83],{},"适合人群",[75,85,86],{},"注意",[88,89,90,107,123,139,155],"tbody",{},[72,91,92,98,101,104],{},[93,94,95],"td",{},[29,96,97],{},"单反（DSLR）",[93,99,100],{},"光学取景，反光镜抬起拍摄；镜头群成熟",[93,102,103],{},"预算有限、偏好光学取景",[93,105,106],{},"机身较重，视频对焦往往弱于微单",[72,108,109,114,117,120],{},[93,110,111],{},[29,112,113],{},"微单（无反 \u002F Mirrorless）",[93,115,116],{},"无反光镜，电子取景或液晶屏；对焦与视频强",[93,118,119],{},"大多数初学者与进阶用户",[93,121,122],{},"续航通常短于单反，可多备电池",[72,124,125,130,133,136],{},[93,126,127],{},[29,128,129],{},"卡片机（Compact）",[93,131,132],{},"不可换镜头，便携",[93,134,135],{},"旅行备机、日常记录",[93,137,138],{},"传感器与操控空间有限",[72,140,141,146,149,152],{},[93,142,143],{},[29,144,145],{},"手机",[93,147,148],{},"计算摄影、多帧合成、夜景算法强",[93,150,151],{},"人人可用，社交分享",[93,153,154],{},"多数机型为固定光圈或仅少数档位可变；传感器小，物理景深深、弱光仍逊于大底相机",[72,156,157,162,165,168],{},[93,158,159],{},[29,160,161],{},"胶片机",[93,163,164],{},"银盐成像，色彩与颗粒独特",[93,166,167],{},"玩法与仪式感",[93,169,170],{},"需冲扫，学习曲线与成本另计",[172,173,175],"h3",{"id":174},"单反-vs-微单怎么选","单反 vs 微单，怎么选",[25,177,178],{},"这是初学者最常纠结的问题，本质是取景方式与体积重量的取舍：",[66,180,181,194],{},[69,182,183],{},[72,184,185,188,191],{},[75,186,187],{},"维度",[75,189,190],{},"单反",[75,192,193],{},"微单",[88,195,196,207,217,228,239,250],{},[72,197,198,201,204],{},[93,199,200],{},"取景方式",[93,202,203],{},"光学取景器，实时无延迟，无功耗",[93,205,206],{},"电子取景器\u002F屏幕，所见即所得，可预览曝光效果",[72,208,209,211,214],{},[93,210,60],{},[93,212,213],{},"相位对焦快，但取景时对焦点有限",[93,215,216],{},"全像素覆盖对焦，人脸\u002F眼部追踪普遍更强",[72,218,219,222,225],{},[93,220,221],{},"视频能力",[93,223,224],{},"多数为「够用」，翻转屏与视频对焦较弱",[93,226,227],{},"普遍更强，适合拍 Vlog",[72,229,230,233,236],{},[93,231,232],{},"体积重量",[93,234,235],{},"机身厚重，但握感扎实",[93,237,238],{},"更轻便，适合长时间扫街、旅行",[72,240,241,244,247],{},[93,242,243],{},"镜头选择",[93,245,246],{},"二手镜头群庞大、便宜",[93,248,249],{},"新卡口镜头逐年增多，二手价格仍偏高",[72,251,252,255,258],{},[93,253,254],{},"续航",[93,256,257],{},"光学取景不耗电，续航长",[93,259,260],{},"电子取景\u002F屏幕耗电，建议多备 1～2 块电池",[25,262,263],{},"没有绝对的「更好」，只有更适合你拍摄习惯的选择：常拍视频、需要眼控对焦追人，微单更合适；预算有限、想买便宜的二手镜头，单反性价比仍在。",[34,265,267],{"id":266},"全画幅-vs-aps-c-vs-中画幅简述","全画幅 vs APS-C vs 中画幅（简述）",[25,269,270,271,274,275,278],{},"传感器尺寸影响",[29,272,273],{},"视角换算、景深表现、高感画质","与",[29,276,277],{},"机身价格","。",[66,280,281,297],{},[69,282,283],{},[72,284,285,288,291,294],{},[75,286,287],{},"画幅",[75,289,290],{},"典型代表",[75,292,293],{},"裁切系数（相对全画幅）",[75,295,296],{},"直观感受",[88,298,299,313,327,341,355],{},[72,300,301,304,307,310],{},[93,302,303],{},"全画幅",[93,305,306],{},"索尼 A7、佳能 R6、尼康 Z6",[93,308,309],{},"×1",[93,311,312],{},"弱光好、同构图下景深最浅，机身镜头偏贵",[72,314,315,318,321,324],{},[93,316,317],{},"APS-C",[93,319,320],{},"索尼 A6xxx、尼康 Z50、富士 X 系",[93,322,323],{},"约 ×1.5（尼康\u002F索尼\u002F富士）",[93,325,326],{},"轻便、性价比高",[72,328,329,332,335,338],{},[93,330,331],{},"APS-C（佳能）",[93,333,334],{},"佳能 R50、R7",[93,336,337],{},"×1.6",[93,339,340],{},"同上，换算系数略大",[72,342,343,346,349,352],{},[93,344,345],{},"M4\u002F3",[93,347,348],{},"OM System、松下",[93,350,351],{},"×2",[93,353,354],{},"更轻便；同视角需更短物理焦距",[72,356,357,360,363,366],{},[93,358,359],{},"中画幅",[93,361,362],{},"富士 GFX、哈苏",[93,364,365],{},"约 ×0.79（GFX）",[93,367,368],{},"画质与价格都高，偏商业与风光",[25,370,371,374],{},[29,372,373],{},"等效焦距","（视角换算）：物理焦距 × 裁切系数。\n示例：富士 APS-C（×1.5）装 35mm → 视角约等于全画幅 52mm；佳能 APS-C（×1.6）装 35mm → 约 56mm。",[25,376,377,380,381,384],{},[29,378,379],{},"景深补充","：在",[29,382,383],{},"相同构图","（同一站位、同一主体大小）下，全画幅比 APS-C 更容易获得浅景深；若只用「相同物理焦距、相同光圈、相同机位」，画幅越小景深反而略深——初学时务必分清「视角等效」与「景深」两个概念，这是新手最容易混淆的一点。",[172,386,387],{"id":387},"常见焦段等效对照表",[66,389,390,406],{},[69,391,392],{},[72,393,394,397,400,403],{},[75,395,396],{},"常见用途",[75,398,399],{},"全画幅焦距",[75,401,402],{},"APS-C（×1.5）等效",[75,404,405],{},"APS-C（×1.6）等效",[88,407,408,422,436,450],{},[72,409,410,413,416,419],{},[93,411,412],{},"环境人像\u002F扫街",[93,414,415],{},"35mm",[93,417,418],{},"约 23mm",[93,420,421],{},"约 22mm",[72,423,424,427,430,433],{},[93,425,426],{},"标准人像",[93,428,429],{},"50mm",[93,431,432],{},"约 33mm",[93,434,435],{},"约 31mm",[72,437,438,441,444,447],{},[93,439,440],{},"人像特写",[93,442,443],{},"85mm",[93,445,446],{},"约 57mm",[93,448,449],{},"约 53mm",[72,451,452,455,458,461],{},[93,453,454],{},"风光广角",[93,456,457],{},"24mm",[93,459,460],{},"约 16mm",[93,462,463],{},"约 15mm",[25,465,466],{},"买镜头前先确认自己机身的画幅系数，避免「买了 50mm 却拍出人像特写视角」的困惑。",[34,468,470],{"id":469},"机身选购建议初学者","机身选购建议（初学者）",[472,473,474,481,487,493,499],"ol",{},[475,476,477,480],"li",{},[29,478,479],{},"先定预算，再定画幅","：5000～8000 元可买到不错的 APS-C 微单套机；全画幅入门机身往往需再加镜头预算。",[475,482,483,486],{},[29,484,485],{},"握感与菜单","：去实体店试握 10 分钟，比看评测更重要——按键位置、菜单逻辑因品牌差异很大，长期使用体验比参数表更关键。",[475,488,489,492],{},[29,490,491],{},"镜头生态","：同一品牌未来换镜头成本更低；勿为「冷门卡口」便宜机身买单，二手保值率和可选镜头都会受限。",[475,494,495,498],{},[29,496,497],{},"视频需求","：若拍 Vlog，关注翻转屏、麦克风接口、防抖与 4K 规格。",[475,500,501,504],{},[29,502,503],{},"二手可行","：机身二手性价比高；镜头注意检查镀膜是否有霉斑划痕、对焦是否顺畅、光圈叶片是否有油渍。",[172,506,508],{"id":507},"预算参考人民币仅供参考实际以当年行情为准","预算参考（人民币，仅供参考，实际以当年行情为准）",[66,510,511,524],{},[69,512,513],{},[72,514,515,518,521],{},[75,516,517],{},"预算区间",[75,519,520],{},"建议配置",[75,522,523],{},"说明",[88,525,526,537,548,559],{},[72,527,528,531,534],{},[93,529,530],{},"3000～5000",[93,532,533],{},"二手入门微单\u002F单反 + 套机镜头",[93,535,536],{},"先学基础，别急着上新品",[72,538,539,542,545],{},[93,540,541],{},"5000～8000",[93,543,544],{},"新品 APS-C 微单套机",[93,546,547],{},"本课程默认参考区间",[72,549,550,553,556],{},[93,551,552],{},"8000～15000",[93,554,555],{},"APS-C 套机 + 一支定焦，或全画幅入门机身",[93,557,558],{},"已明确拍摄方向可考虑",[72,560,561,564,567],{},[93,562,563],{},"15000+",[93,565,566],{},"全画幅机身 + 定焦\u002F变焦组合",[93,568,569],{},"建议先用低预算配置练满 1 年再升级",[172,571,572],{"id":572},"首次购机检查清单",[574,575,578,588,594,600,606],"ul",{"className":576},[577],"contains-task-list",[475,579,582,587],{"className":580},[581],"task-list-item",[583,584],"input",{"disabled":585,"type":586},true,"checkbox"," 确认卡口生态：常用焦段是否有对应镜头、二手是否好买",[475,589,591,593],{"className":590},[581],[583,592],{"disabled":585,"type":586}," 试握机身：单手能否稳定持握、常用按键是否顺手",[475,595,597,599],{"className":596},[581],[583,598],{"disabled":585,"type":586}," 电池与存储：是否需要多备电池、支持的存储卡类型与速度",[475,601,603,605],{"className":602},[581],[583,604],{"disabled":585,"type":586}," 若买二手：检查快门次数、传感器是否有污点、卡口是否松动",[475,607,609,611],{"className":608},[581],[583,610],{"disabled":585,"type":586}," 若选套机：搭配的「狗头」变焦是否够用，还是应换购一支大光圈定焦",[34,613,615],{"id":614},"手机能否学摄影","手机能否学摄影？",[25,617,618],{},"可以。手机适合练习：",[574,620,621,624,627],{},[475,622,623],{},"构图与观察光线",[475,625,626],{},"街头瞬间抓拍",[475,628,629],{},"理解「曝光是否正常」（虽为算法合成）",[25,631,632,633,636,637,640],{},"但若想系统掌握",[29,634,635],{},"光圈、快门、景深","，仍建议使用具备 ",[29,638,639],{},"A \u002F S \u002F M 档"," 的相机或手机专业模式。手机计算摄影会自动堆栈、锐化、压噪，这些「自动优化」在你还没理解曝光原理时，反而会掩盖参数变化带来的实际效果——这也是本课程后续章节以相机手动模式为主讲解的原因。",[34,642,643],{"id":643},"常见误区",[66,645,646,656],{},[69,647,648],{},[72,649,650,653],{},[75,651,652],{},"误区",[75,654,655],{},"更合理的做法",[88,657,658,666,674,682],{},[72,659,660,663],{},[93,661,662],{},"「先买好机身，以后再学」",[93,664,665],{},"基础不牢，再贵的机身也拍不出好照片；套机 + 一支 50mm 定焦足够学完入门课程",[72,667,668,671],{},[93,669,670],{},"「画幅越大越好」",[93,672,673],{},"全画幅便携性差、价格高，APS-C 对大多数场景够用",[72,675,676,679],{},[93,677,678],{},"「镜头比机身重要，先买好镜头」",[93,680,681],{},"方向没定就囤镜头容易浪费；先确定自己爱拍什么再针对性升级",[72,683,684,687],{},[93,685,686],{},"「参数越高越清晰」",[93,688,689],{},"像素、防抖等级不等于出片率，构图与光线的影响远大于参数差异",[34,691,692],{"id":692},"小结",[574,694,695,702,705,708],{},[475,696,697,698,701],{},"初学者优先考虑",[29,699,700],{},"微单套机","（机身 + 标准变焦镜头）。",[475,703,704],{},"弄清自己机器的画幅，后续学焦段与景深时不会混淆。",[475,706,707],{},"器材是工具，方向比参数重要：明确自己想拍什么题材，再决定要不要升级。",[475,709,710,711,716],{},"下一节：",[712,713,715],"a",{"href":714},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F02-camera-parts","相机结构与按键","，让你能在 5 分钟内完成第一次开机设置。",{"title":50,"searchDepth":718,"depth":718,"links":719},2,[720,721,725,728,732,733,734],{"id":36,"depth":718,"text":36},{"id":64,"depth":718,"text":64,"children":722},[723],{"id":174,"depth":724,"text":175},3,{"id":266,"depth":718,"text":267,"children":726},[727],{"id":387,"depth":724,"text":387},{"id":469,"depth":718,"text":470,"children":729},[730,731],{"id":507,"depth":724,"text":508},{"id":572,"depth":724,"text":572},{"id":614,"depth":718,"text":615},{"id":643,"depth":718,"text":643},{"id":692,"depth":718,"text":692},{"title":8,"description":9},"knowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types","knowledge\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F01-camera-types.md","md",{"items":740},[741,744,748,752,756,760],{"path":714,"title":715,"description":742,"category":10,"score":743},"拿到相机后，先熟悉机身各部位名称与必改的设置项，避免拍摄时手忙脚乱。",9,{"path":745,"title":746,"description":747,"category":10,"score":743},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F05-aperture","光圈详解","光圈（Aperture）是镜头内由叶片组成的可调光阑。f 值越小，孔越大，进光越多，景深越浅。",{"path":749,"title":750,"description":751,"category":10,"score":743},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F10-focus-modes","对焦模式与对焦点","对焦决定画面中哪一段距离最清晰。选错对焦模式是新手糊片的首要原因之一。",{"path":753,"title":754,"description":755,"category":10,"score":743},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F03-lens-basics","镜头基础","镜头是相机的「眼睛」。同一机身换不同镜头，视角、虚化、最近对焦距离都会改变。本节讲清初学者最需要的镜头知识。",{"path":757,"title":758,"description":759,"category":10,"score":743},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F08-exposure-metering","测光与曝光补偿","相机通过测光系统判断场景亮度，并给出推荐曝光。理解测光模式与曝光补偿，能减少「脸太黑、雪太白」的翻车。",{"path":761,"title":762,"description":763,"category":10,"score":743},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F07-iso","ISO 感光度详解","ISO（感光度）表示传感器对光的敏感程度。数值越高，在同样光圈与快门下画面越亮，但噪点与动态范围损失通常越明显。",{"series":765,"title":13,"items":766,"index":799,"prev":800,"next":801},"life-notes\u002Fphoto-creation\u002Fbasics",[767,768,770,772,776,778,782,784,786,790,792,795],{"path":7,"title":8,"date":15,"pinned":16},{"path":714,"title":715,"date":769,"pinned":16},"2026-07-21",{"path":753,"title":754,"date":771,"pinned":16},"2026-03-06",{"path":773,"title":774,"date":775,"pinned":16},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F04-exposure-triangle","曝光三要素总览","2024-11-13",{"path":745,"title":746,"date":777,"pinned":16},"2026-06-05",{"path":779,"title":780,"date":781,"pinned":16},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F06-shutter-speed","快门速度详解","2024-12-26",{"path":761,"title":762,"date":783,"pinned":16},"2025-04-06",{"path":757,"title":758,"date":785,"pinned":16},"2025-07-20",{"path":787,"title":788,"date":789,"pinned":16},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F09-white-balance","白平衡与色温","2025-03-19",{"path":749,"title":750,"date":791,"pinned":16},"2026-03-27",{"path":793,"title":794,"date":789,"pinned":16},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F11-file-formats","RAW 与 JPEG",{"path":796,"title":797,"date":798,"pinned":16},"\u002Fknowledge\u002Flife-notes\u002Fphoto-creation\u002Fbasics\u002F12-composition-basics","构图基础","2025-03-10",0,null,{"path":714,"title":715,"date":769,"pinned":16}]