{"doi":"10.1364/boe.516956","title":"Tunable liquid lens for three-photon excitation microscopy","abstract":"We demonstrate a novel electrowetting liquid combination using a room temperature ionic liquid (RTIL) and a nonpolar liquid, 1-phenyl-1-cyclohexene (PCH) suitable for focus-tunable 3-photon microscopy. We show that both liquids have over 90% transmission at 1300 nm over a 1.1 mm pathlength and an index of refraction contrast of 0.123. A lens using these liquids can be tuned from a contact angle of 133 to 48° with applied voltages of 0 and 60 V, respectively. Finally, a three-photon imaging system including an RTIL electrowetting lens was used to image a mouse brain slice. Axial scans taken with an electrowetting lens show excellent agreement with images acquired using a mechanically scanned objective.","journal":"Biomedical Optics Express","year":2024,"id":438165,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":10,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9568,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1247994,"name":"Diane N. Jung","orcid":"0009-0004-8500-4162","position":1,"is_corresponding":false},{"id":582485,"name":"Gregory L. Futia","orcid":"0000-0003-2266-9525","position":2,"is_corresponding":false},{"id":439246,"name":"M. Zohrabi","orcid":"0000-0003-2158-5661","position":3,"is_corresponding":false},{"id":829579,"name":"T. Welton","orcid":"0009-0007-8728-4745","position":4,"is_corresponding":false},{"id":829577,"name":"Omkar D. Supekar","orcid":"0000-0003-1777-8508","position":5,"is_corresponding":false},{"id":582488,"name":"Emily A. Gibson","orcid":"0000-0002-3436-1483","position":6,"is_corresponding":false},{"id":372463,"name":"Diego Restrepo","orcid":"0000-0002-4972-446X","position":7,"is_corresponding":false},{"id":439248,"name":"Victor M. Bright","orcid":"0000-0001-5498-3071","position":8,"is_corresponding":false},{"id":439249,"name":"Juliet T. Gopinath","orcid":"0000-0003-2387-5371","position":9,"is_corresponding":false},{"id":1078813,"name":"Samuel Gilinsky","orcid":"0000-0002-2765-3912","position":0,"is_corresponding":true}],"reference_count":83,"raw_metadata":null,"created_at":"2026-07-19T02:00:38.888629Z","pmid":"38855666","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}