【Dual Prism】: Enables comprehensive quantitative assessment of horizontal and vertical strabismus, supporting precise eye muscle examination and effective vision treatment plans. 【360° Detection】: Easily detects potential and obvious deviations. Simple prism power adjustment allows for rapid, accurate, and informative diagnosis in clinical settings. 【Human-centered design】: Smooth, burr-free edges prevent scratches to optometrists or patients; simultaneously meets cohesion and strabismus testing requirements, reducing investment costs. 【Prism refraction eliminates diplopia】: Utilizes precise light redirection to align the visual axis, effectively eliminating diplopia and promoting binocular single vision, thereby improving patient comfort and clarity. 【Wide range of applications】: This product is supplied to major ophthalmology hospitals for prescription glasses, facilitating strabismus vision training for patients with various prism-related conditions.