Assessment of the Efficacy and Safety of a DYnaMic Peripheral DegradatiON Myopia Disorder Control in Myopic Children ״DYMOND Study״

Inclusion Criteria: * Aged 6-12 years -. Diagnosed with myopia: cycloplegic spherical or spherical equivalent (SER) between -0.75D and -5.00D, astigmatism ≤ -1.50D, anisometropia \< 1.50D * Visual acuity 20/32 or better (age-appropriate testing) in both eyes * Interocular VA difference ≤1.00 logMAR line * Subject in general good health and able, as per investigator decision, to comply with study visits and protocol procedures * The subject is using digital devices for at least 1 hour/day regularly according to parental report * Signed informed consent by legal parent/guardian and assent approval -. Currently wearing single vision refractive correction Exclusion Criteria: * Past or concurrent use of any other myopia treatment (e.g., atropine, orthokeratology, myopia control glasses/lenses) * Eye diseases or abnormality, developmental conditions, or past ocular surgeries or any other condition which could potentially affect refraction or AL progression according to the investigator's judgement * Current or prior history of manifest strabismus, amblyopia, or nystagmus * Subject cannot pass eye tracking calibration in at least 50% of cases, or cannot be tracked in at least 50% of the time during a screening eligibility test * Current or previous use of bifocal lenses, progressive-addition lenses, or multi-focal contact lenses * Premature gestational age ≤32 weeks or birth weight \<1500g.