乐凯黑白胶片 SHD 400

评测依据

• review_count：15000
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 00:57:27","to":"2026-06-26 00:57:27"}
• intros：{"brand_intro":"乐凯胶片股份有限公司成立于1958年，是中国老牌感光材料制造商，曾与柯达、富士并称世界三大胶片企业。在数码冲击下，乐凯转型保留胶片生产线，专注于黑白胶卷和相纸。其SHD系列以高性价比和稳定的黑白表现，成为国内胶片爱好者的入门首选，也承载着几代人的摄影记忆。","product_intro":"Lucky SHD 400是一款ISO 400度的黑白负片，采用乐凯自主研发的卤化银乳剂技术，支持标准D-76或HC-110显影液冲洗。颗粒细腻度在同价位产品中表现优秀，反差适中，宽容度较好，适合人像、街拍和风光题材。每卷可拍摄36张，135规格，兼容所有35mm胶片相机。价格仅为进口黑白胶卷的一半，是练习和日常拍摄的经济之选。","key_specs":{"胶卷规格":"35mm 135格式（36张）","感光度":"ISO 400","冲洗工艺":"黑白负片（D-76/HC-110等）","颗粒度":"RMS 12（中等细腻）","反差指数":"中等（约0.55-0.65）","保存条件":"阴凉干燥（20°C以下，有效期2年）"}}
• alt_products：[{"product_name":"乐凯黑白胶片 SHD 400","brand":"乐凯（Lucky）","model":"Lucky SHD 400","price":68},{"product_name":"柯达一次性胶片相机 800度","brand":"柯达（Kodak）","model":"Kodak FunSaver 800","price":89}]
• kol_quotes：["暗房师@老刘：SHD 400的灰阶过渡很舒服，冲洗宽容度大。","胶片博主@小北：用它拍了半年，进步很快，成本可控。","摄影师@李涛：国产胶片能做到这个水平，值得支持。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":83.5,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍肯定其\"物美价廉\"，认为画质接近伊尔福HP5+的80%水平，但价格仅一半。适合新手练习冲洗和构图，宽容度足够应对逆光场景。部分用户指出批次稳定性略逊于进口品牌，偶尔出现灰雾或划痕。整体口碑良好，被视为国产胶片复兴的代表，支持国货的心理因素也提升了满意度。","source_count":0}},{"source":"objective","score":70.11893939393939,"weight":0.15,"confidence":0.5,"details":{"rating_avg":4.5,"price":68,"wom_score":83.5}},{"source":"user_review","score":90,"weight":0.35,"confidence":1,"details":{"rating_avg":4.5,"review_count":15000,"source":"product_reviews_aggregate"}},{"source":"expert","score":83.2,"weight":0.3,"confidence":0.8,"details":{"kol_count":3,"scored_count":3,"matched_count":3,"base_score":88,"weighted_score":80,"sample":["暗房师@老刘：SHD 400的灰阶过渡很舒服，冲洗宽容度大。","胶片博主@小北：用它拍了半年，进步很快，成本可控。","摄影师@李涛：国产胶片能做到这个水平，值得支持。"]}}]
• method_version：v3
• search_visual：null