{"brand":{"slug":"benq","name":"BenQ"},"model":{"slug":"lh650","name":"BenQ LH650","status":"published","lifecycle":"released","category":"business","url":"https://projectordb.com/projectors/benq/lh650"},"aliases":[],"variants":[{"id":74,"name":"Standard","color":null,"region":"US","is_default":1}],"identifiers":[{"variant_id":74,"scheme":"asin","value":"B0C8C51B61","region":"US","source_url":null},{"variant_id":74,"scheme":"mpn","value":"LH650","region":"US","source_url":"https://www.benq.com/en-us/projector/business/lh650/spec.html"}],"specs":[{"key":"3d.formats","label":"3D formats","value":["frame_sequential","frame_packing","side_by_side","top_bottom"],"unit":null,"standard":"HDMI 1.4a","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"Auto/Top Bottom/Frame Sequential/ ... 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Normal 20000 hrs, b. ECO 20000 hrs, c. SmartEco 20000 hrs"}]},{"key":"light.source","label":"Light source type","value":"laser_phosphor","unit":null,"standard":"ISO/IEC 21118 Table 1 item 6","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"powerful blue diode lasers with a phosphor wheel"}]},{"key":"light.source_detail","label":"Light source detail","value":"Laser","unit":null,"standard":"ISO/IEC 21118 item 6","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Light Source Laser"}]},{"key":"light.warmup_s","label":"Warm-up time","value":10,"unit":"s","standard":"Vendor / measured","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"The start up procedure takes about 10 seconds."}]},{"key":"maintenance.filter","label":"Air filter","value":"none","unit":null,"standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"Laser illumination, sealed optics with no dust filter"}]},{"key":"maintenance.sealed_engine","label":"Sealed optical engine","value":true,"unit":null,"standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650.html","title":"BenQ LH650 product page (US)","kind":"manufacturer_spec_page","quote":"The sealed light source, certified to IP5X standards"}]},{"key":"noise.spl_db","label":"Fan noise (sound pressure)","value":{"normal":34,"eco":28},"unit":"dB(A)","standard":"ISO/IEC 21118 item 20 → ISO 11201 (bystander emission sound pressure)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Acoustic Noise (Typ./Eco.)(dB) 34/28"}]},{"key":"observed.input_lag_ms","label":"Measured input lag","value":32.8,"unit":"ms","standard":"Leo Bodnar 1080p60/4K60 tester (middle bar)","basis":"measured","mode":null,"conditions":"Bodnar Video Signal Input Lag Tester, 1080p/60 Hz","sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"the projector's input delay was measured at 32.8 milliseconds with a 1080p/60 Hz signal"}]},{"key":"observed.max_lumens","label":"Measured max lumens","value":3840,"unit":"lm","standard":"9-point (IEC 61947-1-style) by reviewer","basis":"measured","mode":null,"conditions":"Bright mode, Normal light mode; ProjectorCentral measurement, ANSI lumens","sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"The Bright mode dominates with a measured 3,840 ANSI lumens"}]},{"key":"observed.noise_db","label":"Measured noise","value":41.4,"unit":"dB(A)","standard":"Reviewer SPL meter (distance, weighting recorded)","basis":"measured","mode":null,"conditions":"Bright mode, Normal light mode, 36 in (about 0.9 m) from the exhaust vent, room background 37.0 dBA. ECO 38.9 dBA, Smart ECO 41.0 dBA","sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"it hit a peak of 41.4dBA (measured 36 inches from the projector's exhaust vent)"}]},{"key":"observed.uniformity_pct","label":"Measured uniformity","value":74,"unit":"%","standard":"Reviewer","basis":"measured","mode":null,"conditions":"ProjectorCentral measurement, with a central hotspot","sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"the LH650's brightness uniformity was a measured at 74% percent"}]},{"key":"optics.corner_correction","label":"Corner / warp correction","value":"4pt","unit":null,"standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"You can manually adjust four corners of the image by setting the horizontal and vertical values."}]},{"key":"optics.f_number","label":"F-number","value":[2.59,2.87],"unit":null,"standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"F/# = 2.59 ~ 2.87"}]},{"key":"optics.fixed_offset_pct","label":"Fixed offset","value":105.5,"unit":"%","standard":"Vendor (no common convention)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Projection Offset (Full-Height) 105.5%"}]},{"key":"optics.focal_length_mm","label":"Focal length","value":[16.88,21.88],"unit":"mm","standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"f = 16.88~21.88 mm"}]},{"key":"optics.focus","label":"Focus","value":"manual","unit":null,"standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"Focus ring and Zoom ring"}]},{"key":"optics.image_size_in","label":"Image size range","value":[30,300],"unit":"in","standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"30 762 374 664 764 880 996 21 ... 300 7620 3736 6641 7638 8800 9962 205"}]},{"key":"optics.keystone_h_deg","label":"Horizontal keystone","value":[-30,30],"unit":"°","standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Keystone Adjustment 2D, (Auto) Vertical ± 30 degrees; Horizontal ± 30 degrees"}]},{"key":"optics.keystone_v_deg","label":"Vertical keystone","value":[-30,30],"unit":"°","standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Keystone Adjustment 2D, (Auto) Vertical ± 30 degrees; Horizontal ± 30 degrees"}]},{"key":"optics.projection_distance_m","label":"Projection distance table","value":{"30":[0.764,0.996],"40":[1.018,1.328],"50":[1.273,1.66],"60":[1.528,1.992],"70":[1.782,2.324],"80":[2.037,2.657],"90":[2.291,2.989],"100":[2.546,3.321],"110":[2.8,3.653],"115":[2.928,3.819],"120":[3.055,3.985],"130":[3.31,4.317],"140":[3.564,4.649],"150":[3.819,4.981],"160":[4.073,5.313],"170":[4.328,5.645],"180":[4.583,5.977],"190":[4.837,6.309],"200":[5.092,6.641],"210":[5.346,6.973],"220":[5.601,7.306],"230":[5.856,7.638],"240":[6.11,7.97],"250":[6.365,8.302],"260":[6.619,8.634],"270":[6.874,8.966],"280":[7.128,9.298],"290":[7.383,9.63],"300":[7.638,9.962]},"unit":"m","standard":"ISO/IEC 21118 item 9","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"100 2540 1245 2214 2546 2933 3321 68"}]},{"key":"optics.throw_distance_reference","label":"Throw reference point","value":"lens","unit":null,"standard":"ISO/IEC 21118 §3.6 ('other reference shall be explained')","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"The distance from the projector lens to the screen"}]},{"key":"optics.throw_ratio","label":"Throw ratio","value":[1.15,1.5],"unit":":1","standard":"ISO/IEC 21118 item 9, §3.6","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Throw Ratio 1.15 ~ 1.5"}]},{"key":"optics.zoom_ratio","label":"Zoom ratio","value":1.3,"unit":"×","standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Zoom Ratio 1.3x"}]},{"key":"optics.zoom_type","label":"Zoom type","value":"optical","unit":null,"standard":"ISO/IEC 21118 Table 1","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"With a 1.3X optical zoom lens"}]},{"key":"physical.colors","label":"Colours / finishes","value":["white"],"unit":null,"standard":"Vendor","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.projectorcentral.com/BenQ-LH650-Projector-Review.htm","title":"BenQ LH650 Projector Review (ProjectorCentral)","kind":"review","quote":"It's available only in white"}]},{"key":"physical.depth_mm","label":"Depth","value":224.7,"unit":"mm","standard":"ISO 21118 (later items, preview-limited)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"303.5 (W) x 112.4 (H) x 224.7 (L) mm"}]},{"key":"physical.height_mm","label":"Height","value":112.4,"unit":"mm","standard":"ISO 21118 (later items, preview-limited)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"303.5 (W) x 112.4 (H) x 224.7 (L) mm"}]},{"key":"physical.ip_rating","label":"Ingress protection","value":"IP5X","unit":null,"standard":"IEC 60529","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650.html","title":"BenQ LH650 product page (US)","kind":"manufacturer_spec_page","quote":"The sealed light source, certified to IP5X standards"}]},{"key":"physical.weight_kg","label":"Weight","value":2.9,"unit":"kg","standard":"ISO 21118 (later items)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"Net Weight (kg) 2.9 Kg +/- 100g"}]},{"key":"physical.width_mm","label":"Width","value":303.5,"unit":"mm","standard":"ISO 21118 (later items, preview-limited)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://www.benq.com/en-us/projector/business/lh650/spec.html","title":"BenQ LH650 specifications (US)","kind":"manufacturer_spec_page","quote":"303.5 (W) x 112.4 (H) x 224.7 (L) 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<0.5W"}]},{"key":"safety.iec62471_5_risk_group","label":"Photobiological risk group","value":"RG2","unit":null,"standard":"IEC 62471-5:2015 (image projectors)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"this product is Risk Group 2, IEC 62471-5:2015"}]},{"key":"safety.laser_class","label":"Laser product class","value":"Class 1","unit":null,"standard":"IEC 60825-1:2014 (Ed. 3)","basis":"rated","mode":null,"conditions":null,"sources":[{"url":"https://esupportdownload.benq.com/esupport/PROJECTOR/UserManual/LH650/UM_EN_240620171822.pdf","title":"BenQ LW650 / LH650 digital projector user manual V1.03","kind":"manual","quote":"This product belongs to CLASS 1 consumer laser product and complies with IEC 60825-1:2014"}]},{"key":"setup.auto_keystone","label":"Auto 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