Avian Technologies 漫反射标准板

评测依据

• review_count：89
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:33:40","to":"2026-06-26 04:33:40"}
• intros：{"brand_intro":"Avian Technologies成立于2005年，是美国专业光学材料制造商，专注于高精度漫反射标准板及涂层技术。其产品广泛应用于光谱仪校准、遥感、LED测量等领域。品牌以高性价比和快速交付著称，在中小型科研机构中拥有良好口碑，被称作'Labsphere的可靠替代'。","product_intro":"AT-99-050 漫反射标准板采用Avian独有的高密度PTFE复合材料，反射率≥98.5%，光谱范围覆盖300-2400nm。直径50mm，厚度8mm，边缘倒角处理。产品出厂附带NIST可追溯校准证书，适用于实验室日常校准、颜色测量及反射率测试。表面可耐受轻度擦拭清洁。","key_specs":{"反射率":"≥98.5%（300-2400nm）","尺寸":"直径50mm × 厚度8mm","材料":"高密度PTFE复合材料","光谱平坦性":"±1%","校准证书":"NIST可追溯","清洁方式":"可用去离子水擦拭"}}
• alt_products：[{"product_name":"Avian Technologies 漫反射标准板","brand":"Avian Technologies","model":"AT-99-050","price":2800},{"product_name":"海洋光学 漫反射标准板","brand":"海洋光学","model":"WS-1-SL","price":2500},{"product_name":"Edmund Optics 漫反射标准板","brand":"Edmund Optics","model":"EO-99-050","price":3200}]
• kol_quotes：["@光电检测达人：AT的板子对预算有限的实验室非常友好，性能足够用。","@材料科学刘教授：用了两年，反射率变化很小，推荐给同行。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.6,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为性价比突出，性能接近Spectralon但价格低约30%。多位高校实验室负责人反馈，该板在近红外波段表现稳定，适合日常教学与常规科研。部分用户指出初始反射率略低于Labsphere，但长期使用衰减可控。少数评论提到包装防护一般，建议自备防潮箱。整体评价为'高性价比之选'。","source_count":0}},{"source":"objective","score":86.60733244414804,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.7,"price":2800,"wom_score":90.6}},{"source":"user_review","score":94,"weight":0.15,"confidence":0.92,"details":{"rating_avg":4.7,"review_count":89,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@光电检测达人：AT的板子对预算有限的实验室非常友好，性能足够用。","@材料科学刘教授：用了两年，反射率变化很小，推荐给同行。"]}}]
• method_version：v2
• search_visual：null