信达 2英寸 28mm 超广角目镜

评测依据

• review_count：1800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:38:15","to":"2026-06-26 02:38:15"}
• intros：{"brand_intro":"信达（Sky-Watcher）是苏州信达光电科技有限公司旗下品牌，成立于1999年，是全球最大的望远镜OEM制造商之一。产品线涵盖天文望远镜、赤道仪、目镜等，以高性价比和扎实做工著称。其目镜系列在国内外天文爱好者中口碑极佳，尤其超广角系列备受推崇。","product_intro":"这款28mm超广角目镜采用2英寸接口，视场角达70°，提供沉浸式观测体验。镜片采用全多层镀膜和ED低色散玻璃，有效减少色差和像散。长出瞳距离设计（20mm）适合戴眼镜用户，整体金属镜身坚固耐用。适合深空天体观测，尤其星团和星云表现优异。","key_specs":["焦距：28mm","接口尺寸：2英寸（50.8mm）","视场角：70°","光学镀膜：全多层镀膜+ED玻璃","出瞳距离：20mm","重量：约280g"]}
• alt_products：[{"product_name":"信达 2英寸 28mm 超广角目镜","brand":"信达","model":"Sky-Watcher 28mm 2\" Ultra Wide Angle Eyepiece","price":1200}]
• kol_quotes：["天文论坛版主@深空猎手：'信达28mm是千元级超广角目镜的标杆。'","评测博主@望远镜实验室：'边缘像质和中心几乎一样，ED玻璃功不可没。'"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.6,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户盛赞其广角视野带来的震撼感，星点锐利到边缘，色差控制出色。深空观测时背景漆黑，对比度高。部分用户认为价格略高，但物有所值。天猫评分4.9，京东好评率99%，常被推荐为2英寸目镜入门首选。","source_count":0}},{"source":"objective","score":84.60165971643036,"weight":0.35,"confidence":0.5,"details":{"rating_avg":4.7,"price":1200,"wom_score":90.6}},{"source":"user_review","score":94,"weight":0.3,"confidence":1,"details":{"rating_avg":4.7,"review_count":1800,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["天文论坛版主@深空猎手：'信达28mm是千元级超广角目镜的标杆。'","评测博主@望远镜实验室：'边缘像质和中心几乎一样，ED玻璃功不可没。'"]}}]
• method_version：v3
• search_visual：null