{"closest_prior_art":[{"name":"SmallCorp SmartGlass light-limiting museum cases","overlap":"First-party product combining UV/light filtering, a normally dark state, timed viewer activation, and an onboard counter for accumulated on-time so conservators can control cumulative exposure.","remaining_difference":"It is a whole-object exhibit case rather than a temporary manuscript-examination hood; it does not disclose folio-region aperturing, calibrated spectrally weighted radiant-dose measurement in J/m², or reconciliation of examination dose with photography, setup, transport, ambient, and adjacent-folio exposure.","source_ids":["SRC4"]},{"name":"Canadian Conservation Institute staged light-control practice","overlap":"Combines exposure reduction, UV filters, screens or louvers, shutters or covers, switching lights off when viewing stops, light meters, passive dosimeters, UV meters, and temperature checks.","remaining_difference":"The guidance presents a general control toolkit, not the proposed integrated noncontact hood, regional dose stock, normally closed examination shutter, material-specific warning band, or cross-activity balance reconciliation.","source_ids":["SRC2"]},{"name":"Horelick and colleagues' special-collections reading-room light study","overlap":"Directly studies manuscripts and other special-collections materials during research use, measures incident light at the object plane, calculates cumulative lux-hours and time to just-noticeable fade, and evaluates the effect of book mounts and multiple task-light sources.","remaining_difference":"It measures scenarios and supports policy decisions but does not test an integrated filter-aperture-shutter hood, spectrally weighted regional dose, or displaced-exposure reconciliation.","source_ids":["SRC3"]}],"contrastive_claim_falsifier":"The claim is falsified if materially equivalent examinations under the hood do not produce lower folio-region actinic-dose accumulation than matched baseline sessions, if increases in setup, photography, transport, ambient, or adjacent-folio dose offset the reduction, or if temperature, handling, optical-legibility, or condition checks reveal harms attributable to the hood.","contrastive_claim_remaining":"For close examination of an authorized manuscript, a folio-region, spectrally weighted exposure stock is more decision-relevant than instantaneous illuminance alone, and an integrated noncontact combination of wavelength-selective filtering, spatial aperturing, and normally closed shuttering can lower that stock's trajectory without degrading task completion or shifting equivalent exposure elsewhere. The regional J/m² accounting and residual reconciliation distinguish this claim from cumulative lux-hour studies, general conservation controls, and timed light-limiting cases.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","gates":{"adequate_source_search":{"rationale":"Four search lanes covered the proposal directly, cumulative-dose and historical terminology, museum/library products and standards, and combinations of filtering, masking, shuttering, dosimetry, and manuscript research use. Four opened sources span four publishers and include an official standard, official guidance, primary research, and a first-party product.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"bounded_next_test":{"rationale":"The proposed facsimile bench test followed by twelve already-scheduled alternating sessions is bounded, matched, introduces no extra original exposure, measures dose and task performance, checks temperature and displaced exposure, and has explicit stop criteria. Object-plane light measurement and cumulative exposure calculations are demonstrated in reading-room research, while official guidance supports dosimetry and temperature checks.","source_ids":["SRC2","SRC3"],"status":"PASS"},"distinct_testable_claim":{"rationale":"Prior art establishes cumulative exposure management and closely adjacent timed/filtering devices, but the retained sources do not disclose the full testable combination of regional actinic-dose integration, adjustable spatial aperture, normally closed shutter, filtering, and reconciliation of exposure across examination and ancillary activities.","source_ids":["SRC2","SRC3","SRC4"],"status":"PASS"},"no_obvious_safety_or_authority_stop":{"rationale":"No retained source identifies a categorical prohibition. The proposal leaves ceilings, object eligibility, deployment, and shutdown with the conservator; requires noncontact clearance and heat checks; and begins with passive observation and a facsimile. These controls are consistent with official requirements for monitored, controlled manuscript lighting and documented physical examination.","source_ids":["SRC1","SRC2"],"status":"PASS"},"supported_problem":{"rationale":"Official standards identify manuscripts as especially light-sensitive and require control of both level and duration. CCI states that dose is intensity multiplied by time and fading is irreversible. Primary reading-room research found research use to be a principal exposure context, measured 144–159 lux before added desk-light contributions, and calculated cumulative time to fading.","source_ids":["SRC1","SRC2","SRC3"],"status":"PASS"}},"prior_art_disposition":"ADJACENT_PRIOR_ART","problem_evidence":{"finding":"The problem is visible. Manuscript exposure must be managed cumulatively, not solely through spot illuminance: official policy controls both level and duration, and a special-collections reading-room study found ambient measurements above the customary 50-lux level and explicitly calculated cumulative exposure during research use. Evidence supports cumulative light risk and overlooked task-light contributions, although it does not establish that the selected manuscript will approach a material-specific ceiling during the proposed access cycle.","source_ids":["SRC1","SRC2","SRC3"],"status":"SUPPORTED"},"research_id":"eoa_inverse_innovation_exp13_light_screen_20260806","schema_version":1,"screen_id":"E13P079","screen_survival":true,"search_lanes":{"component_combination":{"no_result_note":"No opened result disclosed the complete combination of folio-region actinic-dose accounting, wavelength-selective filtering, adjustable opaque aperture, normally closed shutter, and reconciliation of ancillary exposure flows.","queries":["manuscript reading room cumulative light dose actinic exposure illumination hood shutter aperture filter conservation","historic documents examination localized illumination mask aperture shutter fiber optic light conservation","museum display lighting shutter aperture mask light-sensitive documents product conservation"],"source_ids":["SRC2","SRC3","SRC4"]},"direct_problem_and_intervention":{"no_result_note":null,"queries":["manuscript reading room cumulative light dose actinic exposure illumination hood shutter aperture filter conservation","book manuscript examination lamp UV filter shutter reading room conservation"],"source_ids":["SRC2","SRC3"]},"products_practices_and_standards":{"no_result_note":null,"queries":["museum object lighting exposure dosimeter product UV visible cumulative dose conservation standards","site:canada.ca conservation institute museum lighting occupancy sensors dimmers shutters UV filters localized light sensitive objects","actinic dose meter museum cultural heritage spectrally weighted exposure product"],"source_ids":["SRC1","SRC2","SRC4"]},"synonyms_and_historical_terms":{"no_result_note":null,"queries":["museum conservation cumulative exposure lux hours light sensitive paper manuscripts spectrally weighted irradiance","historic documents examination localized illumination mask aperture shutter fiber optic light conservation","actinic dose meter museum cultural heritage spectrally weighted exposure product"],"source_ids":["SRC1","SRC2","SRC3"]}},"sources":[{"claims_supported":["Manuscripts are especially light-sensitive materials for which illuminance should be kept below 50 lux to the extent practicable.","Visible-light level and duration must be controlled, while light and UV must be monitored and recorded.","Physical examination and findings must be documented, and collection use remains subject to protective conditions."],"publisher":"United States Department of the Interior","source_id":"SRC1","source_type":"OFFICIAL_STANDARD","title":"Required Standards for Managing and Preserving Museum Property, Directive 4","url":"https://www.doi.gov/sites/default/files/migrated/museum/policy/upload/Dir-4_Required-Stds-Collections-Preservation.pdf"},{"claims_supported":["Total light dose is illuminance multiplied by time, and light damage is cumulative and irreversible.","Useful controls include filters, screens or louvers, shutters or covers, switching lights off without viewers, light meters, passive dosimeters, UV meters, and temperature checks.","Low-contrast or fine-detail viewing can require more light, creating a preservation-versus-access tradeoff; UV filtration alone does not eliminate visible-light fading risk."],"publisher":"Canadian Conservation Institute, Government of Canada","source_id":"SRC2","source_type":"OFFICIAL_GUIDANCE","title":"Agent of Deterioration: Light, Ultraviolet and Infrared","url":"https://www.canada.ca/en/conservation-institute/services/agents-deterioration/light.html"},{"claims_supported":["Special collections may receive their greatest light exposure during research use rather than exhibition.","A UCLA reading-room study measured object-plane light and calculated cumulative lux-hours and time to just-noticeable fade for manuscripts and related materials.","Ambient readings of 159 lux without mounts and 144 lux within V-shaped mounts exceeded the customary 50-lux level before some added task-light contributions."],"publisher":"American Library Association, Library Resources & Technical Services","source_id":"SRC3","source_type":"PRIMARY_RESEARCH","title":"Seeing Versus Saving","url":"https://journals.ala.org/index.php/lrts/article/view/5225/6350"},{"claims_supported":["SmartGlass cases combine UV/light filtering with a normally dark state that temporarily clears on user or motion activation.","An onboard counter tracks accumulated on-time for conservator control of light exposure.","The product can be configured as a freestanding case and claims reduced light and heat exposure."],"publisher":"SmallCorp","source_id":"SRC4","source_type":"FIRST_PARTY_PRODUCT","title":"SmartGlass: Light Limiting Cases","url":"https://www.smallcorp.com/products/smartglass/"}],"world_novelty_boundary":"This coarse public-web screen found adjacent research, guidance, standards, and a close first-party product, but no retained source disclosed the proposal's full configuration. The result supports only bounded researchability and a surviving contrastive experiment; it does not establish world novelty, patentability, freedom to operate, market size, expert acceptance, or realized preservation or scholarly value."}