Control group:Wear rigid breathable contact lens for orthokeratology produced by Abonald (Beijing) Medical Technology Co., LTD. (Model: NOR, specification: None)

To evaluate the safety and efficacy of rigid gas permeable contact lenses for the temporary correction of myopia in orthokeratology, a prospective, multicenter, randomized, open, parallel controlled, non-inferiority clinical trial

Prospective, multicenter, randomized, open, parallel-controlled, non-inferior clinical trial evaluating the safety and efficacy of rigid breathable contact lenses for orthokeratology (model: night wear) for the temporary correction of myopia