title: [The establishment and evaluation of the subjective measuring instrument for tonic accommodation].
abstract: An instrument for subjective measurement of tonic accommodation has been established based on the Badal system and Scheiner principle. The results of tonic accommodation between subjective measurement and objective measurement have no significant difference. Its establishment is important for the measurement of accommodation parameter in the myopia research center.
authors.affiliation: Myopia Research Lab, School of optometry and ophthalmology, Wenzhou Medical College.
authors.forename: Dan
authors.initials: D
authors.lastname: Xu
authors.forename: Fan
authors.initials: F
authors.lastname: Lu
authors.forename: Ji
authors.initials: J
authors.lastname: Qu
authors.forename: Bai-chuan
authors.initials: BC
authors.lastname: Jiang
mesh_terms: D000065:Accommodation, Ocular / Q000502:physiology*; D003941:Diagnostic Techniques, Ophthalmological / Q000295:instrumentation*; D006801:Humans; D009907:Optometry / Q000295:instrumentation / Q000379:methods; D012031:Refractometry / Q000295:instrumentation / Q000379:methods; D014792:Visual Acuity