{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.optical-fiber-connector","code":"thing-q2296938","url":"https://ver.cy/models/thing/q2296938/","name":"optical fiber connector","alternateNames":["ST optical fiber connector"],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"An optical fiber connector is a passive termination device that permits repeatable mating and separation of optical fibers while aligning their optical paths to transfer light with controlled loss and reflection.","purpose":"Enable an AI agent to identify an optical fiber connector, assess its compatibility and condition, and determine whether it may be inspected, cleaned, mated, tested, or replaced.","scope":{"in":["Single-fiber and multifiber connector interfaces and their identifying features","Optical coupling geometry, fiber alignment, and mating compatibility","Local fiber termination, retention, strain relief, and protective features","Connector condition, contamination, damage, and mating history","Connector-specific optical performance, inspection, cleaning, and acceptance evidence"],"out":["Complete cable assemblies and their routing or end-to-end construction","Permanent fusion or mechanical splices","Optical transceivers, light sources, and receiver electronics","Standalone adapters, panels, and receptacles except as mating relationships","Network topology, link budgets, and service configuration","Manufacturing product lines and individual inventory records as separate catalogue kinds"],"boundaries":[]},"distinguishingFeatures":["Provides a deliberately separable optical interface; a permanent fiber splice does not serve the same repeated mating function.","Positions one or more optical fiber paths for coupling; an electrical connector instead establishes conductive contacts.","Forms or terminates an optical interface; a standalone adapter that only holds compatible connector ends is a neighbouring component.","Has optical interface requirements beyond whether its housing physically fits, including alignment, fiber compatibility, and coupling geometry.","Functions as a passive coupling component; conversion between electrical and optical signals belongs to an associated transceiver."],"structure":{"bundles":[{"id":"interface-identity-and-boundary","name":"Interface identity and boundary","description":"Establishes which separable optical interface is being described and where its ownership ends.","layers":[{"id":"connector-kind-identification","name":"Connector kind identification","description":"Recognises the connector through its documented interface and observable construction.","findings":[{"id":"family-and-variant-evidence","name":"Family and variant evidence","description":"Record the proposed interface family and variant together with evidence strong enough to distinguish visually similar interfaces.","questions":[{"text":"Which markings, drawings, or interface dimensions establish the connector family and exact variant?","id":"family-and-variant-evidence-q01","kind":"definition"},{"text":"What document or inspected feature supports that identification beyond housing colour or appearance?","id":"family-and-variant-evidence-q02","kind":"provenance"}]}]},{"id":"termination-and-neighbouring-components","name":"Termination and neighbouring components","description":"Locates the connector within its cable, adapter, receptacle, or equipment context.","findings":[{"id":"optical-termination-boundary","name":"Optical termination boundary","description":"Identify the parts that terminate and present the optical path, and relate separately owned surrounding components.","questions":[{"text":"Which components belong to the connector termination, and which belong to the cable, adapter, or equipment port?","id":"optical-termination-boundary-q01","kind":"boundary"},{"text":"Does a hybrid or integrated assembly require a relationship to a broader assembly model?","id":"optical-termination-boundary-q02","kind":"boundary"}]}]}]},{"id":"optical-and-mechanical-compatibility","name":"Optical and mechanical compatibility","description":"Determines whether two interfaces can form the intended optical connection without incompatible geometry or channel mapping.","layers":[{"id":"coupling-and-alignment","name":"Coupling and alignment","description":"Captures the interface geometry and optical construction needed to evaluate mating.","findings":[{"id":"compatible-mating-geometry","name":"Compatible mating geometry","description":"Record coupling construction, alignment features, finish, keying, and any required intermediate mating component.","questions":[{"text":"Which coupling geometry, end-face finish, alignment features, and keying must the mating partner provide?","id":"compatible-mating-geometry-q01","kind":"definition"},{"text":"What evidence establishes that the proposed partner and adapter are compatible with this exact variant?","id":"compatible-mating-geometry-q02","kind":"provenance"},{"text":"Which observed mismatch requires mating to stop before force is applied?","id":"compatible-mating-geometry-q03","kind":"action"}]}]},{"id":"fiber-and-channel-correspondence","name":"Fiber and channel correspondence","description":"Connects the physical interface positions to compatible fibers and intended optical paths.","findings":[{"id":"fiber-population-and-position-map","name":"Fiber population and position map","description":"Record fiber specifications, populated positions, and the position correspondence across a mating interface using an explicit orientation.","questions":[{"text":"How many fiber positions exist, which are populated, and from which viewing direction are they numbered?","id":"fiber-population-and-position-map-q01","kind":"measurement"},{"text":"Which fiber specifications must be compared before these optical paths are coupled?","id":"fiber-population-and-position-map-q02","kind":"definition"},{"text":"Which channel correspondence is established by this interface, and which polarity mapping belongs to the cable assembly?","id":"fiber-population-and-position-map-q03","kind":"boundary"}]}]}]},{"id":"condition-and-safe-handling","name":"Condition and safe handling","description":"Supports inspection, cleaning, and mechanical handling decisions at the exposed optical interface.","layers":[{"id":"optical-surface-condition","name":"Optical surface condition","description":"Assesses contamination and damage using evidence appropriate to the connector construction.","findings":[{"id":"inspection-and-cleaning-disposition","name":"Inspection and cleaning disposition","description":"Retain inspection observations, applicable acceptance criteria, cleaning attempts, and the resulting disposition without assuming cleaning repairs damage.","questions":[{"text":"Which optical surfaces and inspection zones must be examined for this connector construction?","id":"inspection-and-cleaning-disposition-q01","kind":"definition"},{"text":"What inspection evidence distinguishes removable contamination from damage or an indeterminate condition?","id":"inspection-and-cleaning-disposition-q02","kind":"measurement"},{"text":"Which approved cleaning method and reinspection result permit mating, and what result requires replacement or specialist assessment?","id":"inspection-and-cleaning-disposition-q03","kind":"action"}]}]},{"id":"inspection-access-and-retention","name":"Inspection access and retention","description":"Controls access to the optical path and use of the connector's local mechanical features.","findings":[{"id":"safe-access-and-mechanical-engagement","name":"Safe access and mechanical engagement","description":"Record source-state evidence, inspection-method suitability, retention condition, and local strain-relief integrity before handling.","questions":[{"text":"What evidence about connected optical sources and the inspection instrument permits safe inspection access?","id":"safe-access-and-mechanical-engagement-q01","kind":"action"},{"text":"What observable engagement and release features establish that this connector is fully retained or safely removable?","id":"safe-access-and-mechanical-engagement-q02","kind":"definition"},{"text":"Do damaged retention parts, a loose termination, or displaced strain relief require handling to stop?","id":"safe-access-and-mechanical-engagement-q03","kind":"action"}]}]}]},{"id":"performance-and-service-acceptance","name":"Performance and service acceptance","description":"Relates optical measurements and service requirements to an evidenced decision about connector use.","layers":[{"id":"optical-test-evidence","name":"Optical test evidence","description":"Makes connection-level loss and reflection measurements interpretable for each optical channel.","findings":[{"id":"loss-and-reflection-attribution","name":"Loss and reflection attribution","description":"Record measured insertion loss and return loss with the mating partner, wavelength, channel, reference method, and uncertainty or method limitations.","questions":[{"text":"What insertion-loss and return-loss results were obtained for each channel, at which wavelengths and under which reference method?","id":"loss-and-reflection-attribution-q01","kind":"measurement"},{"text":"Which mating partner, adapter, and test setup contributed to the measured connection?","id":"loss-and-reflection-attribution-q02","kind":"provenance"},{"text":"What evidence distinguishes a connector-interface defect from a cable, reference-lead, or instrument problem?","id":"loss-and-reflection-attribution-q03","kind":"boundary"}]}]},{"id":"qualification-and-disposition","name":"Qualification and disposition","description":"Applies documented environmental, mechanical, and optical requirements to service and replacement decisions.","findings":[{"id":"documented-service-envelope","name":"Documented service envelope","description":"Associate applicable interface and qualification documents with operating conditions, mating durability, acceptance thresholds, and evidence for continued use.","questions":[{"text":"Which issuing bodies, document editions, and clauses govern this variant's optical, mechanical, and environmental acceptance?","id":"documented-service-envelope-q01","kind":"provenance"},{"text":"What documented temperature range, mating-cycle qualification, and mechanical load limits apply, and to which assembly boundary?","id":"documented-service-envelope-q02","kind":"measurement"},{"text":"Which failed criterion or service-history evidence requires recleaning, retermination, replacement, or withdrawal from use?","id":"documented-service-envelope-q03","kind":"action"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-kinds","name":"Kinds and varieties","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these kinds and varieties hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-standards-and-regulation","name":"Standards and regulation","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these standards and regulation hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-standards-and-regulation-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-measurements","name":"Typical measurements","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these typical measurements hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-measurements-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of optical fiber connector this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Identify connector types and record them in network documentation the agent is authorized to maintain.","Inspect and clean connector end faces following the operator's procedures.","Report damaged or dirty connectors that cause signal loss."],"mustNot":["Look into a connector or fibre end that may carry live laser light, or direct a person to do so.","Disconnect fibres in a network it does not administer.","Tap or intercept traffic on fibre links without authorization.","Leave fibre offcuts where they can pierce skin or eyes."],"requiresHuman":["Disconnecting links that carry emergency, medical or critical services."]},"ethics":{"considerations":["Fibre networks carry communications that society relies on, including emergency calls.","Invisible laser light can damage eyesight."],"affectedParties":["Technicians","Network users","Emergency services relying on links"]},"owners":{"steward":"The network operator that owns the link.","roles":[],"masterSystems":[]},"relations":[{"target":"Q18819626","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.optical-fiber-connector","Wikidata: Q2296938 (https://www.wikidata.org/wiki/Q2296938)"]},"properties":{"applicability":"required","items":["Connector family and interface variant: Recorded family, variant, and interface specification; unknown permitted","Optical coupling construction: Physical contact, expanded beam, other documented construction, unknown","Fiber population and arrangement: Fiber count and occupied positions in an identified viewing orientation","Supported fiber specification: Referenced fiber type, dimensions, and applicable optical characteristics","Alignment and keying configuration: Ferrule or lens arrangement, guide-pin configuration where applicable, key orientation, and interface dimensions in mm or µm","End-face finish and geometry: Documented polish designation and geometry; angle in degrees where applicable; not applicable permitted","Mating retention state: Unmated, partially engaged, fully retained, retention damaged, unknown","Interface cleanliness and damage: Uninspected, inspected acceptable, contaminated, damaged, indeterminate; with inspection evidence","Mated connection insertion loss: dB, with wavelength in nm, channel, mating partner, reference method, and test conditions","Mated connection return loss: dB, explicitly identified as return loss, with wavelength in nm and test configuration","Termination and strain-relief condition: Acceptable, loose, cracked, displaced, otherwise damaged, uninspected","Applicable qualification and acceptance requirements: Documents identified by issuer, identifier, edition, applicable clauses, and supporting evidence"]},"recognition":{"applicability":"required","items":["A small plug with a ferrule at the tip, often in colour-coded housings such as blue or green.","Common shapes include square push-pull and round screw or bayonet types."]},"capabilities":{"applicability":"required","items":["Identify a candidate mating partner and adapter using documented optical and mechanical compatibility.","Determine whether inspection access is safe from evidence about connected optical sources.","Inspect and classify the optical interface using a method and acceptance criteria appropriate to its construction.","Select an approved cleaning procedure and require reinspection before mating.","Mate or unmate the connector using its retention mechanism and orientation requirements.","Evaluate per-channel test evidence and decide whether to accept, reclean, reterminate, or replace it."]},"hazards":{"applicability":"required","items":["Dust and scratches on the end face cause signal loss and reflections.","Live fibre can emit invisible laser light harmful to the eyes.","Glass fibre slivers can pierce skin."]},"interfaces":{"applicability":"required","items":["IEC 61754 series, Fibre optic interconnecting devices and passive components - Fibre optic connector interfaces, International Electrotechnical Commission.","IEC 60825-1, Safety of laser products, International Electrotechnical Commission."]},"context":{"applicability":"required","items":["Optical fiber connectors are used in telecommunications networks, data centers and optical test equipment where fiber links need detachable connections.","They allow equipment and cable sections to be connected, rearranged or replaced while maintaining alignment between the transmitting and receiving fibers.","Their suitability depends on the fiber type, connector geometry, end-face condition and optical requirements of the link."]}},"sources":[{"title":"Wikidata item Q2296938: optical fiber connector","url":"https://www.wikidata.org/wiki/Q2296938","note":"identity and sense of the item"},{"title":"Wikipedia: Optical fiber connector","url":"https://en.wikipedia.org/wiki/Optical_fiber_connector","note":"general description of the item"}],"openQuestions":["Does the registry intend this kind to include expanded-beam, bare-fiber, and hybrid optical-electrical connectors, or should some be related specialisations?","Which authoritative interface and test documents, with issuing bodies and current editions, should anchor the connector families represented in the catalogue?","Which family-specific end-face inspection criteria and cleaning procedures can be supported by sources actually read during research?","What application-specific insertion-loss, return-loss, environmental, and durability limits are justified without presenting product-specific values as universal?","How should the model represent field-installable connectors containing an internal splice while preserving the boundary between the separable connector interface and the splice?"],"resources":{"spec":"/models/things/publications/thing-q2296938/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q2296938/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T11:46:28Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:28+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}