Package List: 1 patch Product overview Handheld eye occluder made of ABS plastic, designed to cover either eye during vision screening and eye chart exams. The solid black design and nonslip handle provide a secure grip for controlled occlusion without applying pressure to the eye. Durable construction supports repeated use in home, school, and clinical settings. Key specifications Size: About 20 x 17 x 2 cm Material: ABS plastic Color: Black Design: Solid color, shaped to cover either eye Handle: Nonslip, antislip material for a firm handheld grip Durability: Built for long term use Main benefits Comfortable occlusion: Shape covers the eye fully while avoiding direct pressure, making brief tests more comfortable for the subject. Secure handling: Nonslip handle reduces hand slipping for more accurate, steady testing. Durable and easy to use: ABS construction withstands repeated handling for routine screenings and classroom use. Versatile application: Suitable for eye chart exams, astigmatism testing, and general vision screening across age groups. Suitable users and settings Preschool and kindergarten screening School and adolescent vision checks Home use by parents for simple screenings Clinical or hospital vision screening stations Typical use scenarios School vision screening: A teacher or school nurse uses the occluder to block one eye while a student reads an eye chart. Clinic testing: An eye technician uses the device during standard eye chart exams and astigmatism assessments to isolate each eye. Home checkups: Parents use the occluder for quick, noninvasive checks of a child or elderly family member before arranging professional assessment. Notes Package contains one eye occluder patch sized as listed. Designed for occlusion during visual testing; follow standard testing procedures used by your school or clinic.