{"id":"W1998552585","doi":"10.1364/ao.52.006910","title":"Imaging properties of three refractive axicons","year":2013,"lang":"en","type":"article","venue":"Applied Optics","topic":"Advanced optical system design","field":"Engineering","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Algonquin College; Laurentian University","funders":"","keywords":"Axicon; Optics; Point spread function; Depth of field; Fresnel diffraction; Materials science; Physics; Laser; Laser beams; Diffraction","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004785298,0.0003549158,0.0002385729,0.0006502728,0.0004375878,0.0008043783,0.0006480937,0.0008647874,0.00287168],"category_scores_gemma":[0.002020106,0.0002569278,0.0001304267,0.0006466854,0.0005431672,0.0006928906,0.0003114713,0.0001982492,0.0003089528],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006562271,"about_ca_system_score_gemma":0.0004085978,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001203488,"about_ca_topic_score_gemma":0.001224203,"domain_scores_codex":[0.9996007,0.00005604262,0.00002096606,0.00006713228,0.000191848,0.00006334106],"domain_scores_gemma":[0.997555,0.0009024476,0.0002998803,0.0003165419,0.0007307198,0.0001953963],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0008957774,0.00009512516,0.004441069,0.0001681762,0.00002705813,0.000421756,0.0001708288,0.008160636,0.9600411,0.004303908,0.0007875508,0.02048708],"study_design_scores_gemma":[0.00005729044,0.000855224,0.01447646,0.00003162695,0.00006131811,0.001321954,0.000190183,0.07625978,0.8984714,0.000628075,0.007532015,0.0001146824],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9772105,0.0003938439,0.0145392,0.0001141902,0.00004132177,0.00003821165,0.0001335352,0.0002106103,0.007318649],"genre_scores_gemma":[0.9773442,0.0002083643,0.01915614,0.00009973088,0.000009894961,0.00003057248,0.0001411855,0.00004580697,0.002964117],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00287168,"threshold_uncertainty_score":0.009606779,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01367543395950914,"score_gpt":0.187825483674228,"score_spread":0.1741500497147188,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}