{"niche":"哪些单反相机具有丰富的可自定义功能？","description":"Which DSLR cameras have an extensive range of customizable features?","products":[{"brand":"Nikon","model":"D7500","price_gbp":null,"origin_country":null,"specs":{"iso_range":"100-51200","frame_rate":"8","megapixels":"20.9","sensor_size":"23.5 mm x 15.6 mm","focus_points":"51","shutter_speed":"1/8000-30 s"},"confidence_score":null,"sources":[{"label":"Nikon USA","url":"https://www.nikonusa.com/p/d7500/1581/overview","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-11T08:09:15.010330"}],"summary":"The Nikon D7500 is an APS-C (DX) DSLR with a 20.9MP sensor, EXPEED 5 processor, 51-point AF system, 4K video, and 8 fps continuous shooting. It offers a wide native ISO range and advanced metering and customization inherited from higher-end Nikon models, in a weather-sealed, lightweight body.","ideal_for":"适合希望获得大量可自定义功能的摄影师，因为它提供 51 个对焦点、多种 AF 区域模式、可自定义控制以及专用的 ISO/曝光按钮，使用户能够进行精细控制。"}]}