KingMa 18%中性灰卡 哑光双面灰卡

评测依据

• review_count：15800
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:46:36","to":"2026-06-26 02:46:36"}
• intros：{"brand_intro":"KingMa（金玛）是中国本土摄影配件品牌，成立于2015年，总部位于深圳。品牌以\"高性价比专业配件\"为定位，专注生产灰卡、反光板、相机电池等摄影辅助器材。KingMa凭借严格品控和亲民价格迅速占领入门至中级市场，其灰卡产品因精准的18%灰反射率成为淘宝/京东销量冠军，被众多摄影爱好者称为\"国产良心品牌\"。","product_intro":"KingMa 18%中性灰卡采用双面哑光设计，一面为18%标准灰用于白平衡校准，另一面为纯白用于曝光参考。基材选用加厚PVC材质，防水防折，表面经特殊哑光处理消除反光。尺寸为A5（21cm×14.8cm），附赠收纳袋。该灰卡反射率误差控制在±2%以内，支持相机自定义白平衡功能，适合日常拍摄、视频录制及手机摄影的快速色彩校正。","key_specs":["灰卡类型：18%中性灰（双面：灰/白）","表面工艺：哑光涂层，防反光","尺寸：A5（21cm×14.8cm）","材质：加厚PVC防水材料","反射率精度：±2%","适用场景：白平衡校准、曝光参考、视频拍摄"]}
• alt_products：[{"product_name":"KingMa 18%中性灰卡 哑光双面灰卡","brand":"KingMa","model":"KM-GC18","price":29.9},{"product_name":"Phottix 18% Gray Card 哑光灰卡","brand":"Phottix","model":"P-GC18","price":69}]
• kol_quotes：["抖音摄影博主@小兵：29块9还要什么自行车，校准效果杠杠的。","知乎答主@相机笔记：KingMa灰卡是新手最值得买的配件之一。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.4,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在\"性价比极高\"和\"实用性强\"。京东累计评价超1.5万条，好评率97%。多数用户表示其白平衡校准效果与百元级灰卡无明显差异，尤其适合新手入门。部分用户指出卡片边缘略有毛刺，但整体做工对得起价格。摄影爱好者普遍推荐作为备用灰卡或旅行携带，称其为\"摄影入门必备神器\"。","source_count":0}},{"source":"objective","score":82.67939393939393,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.6,"price":29.9,"wom_score":84.4}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":15800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["抖音摄影博主@小兵：29块9还要什么自行车，校准效果杠杠的。","知乎答主@相机笔记：KingMa灰卡是新手最值得买的配件之一。"]}}]
• method_version：v2
• search_visual：null