Optional multiple diameter rubber eye guards for versatile fit The product offers rubber eye guards available in multiple diameters to fit different eyepiece sizes. Foldable and easy to use rubber eyemask Made of rubber, this eyemask is foldable for compact storage and simple handling during setup and viewing. Wide compatibility with stereo microscopes and 3236 mm eyepieces Designed to be compatible with stereo microscopes and wide eyepieces, including 3236 mm eyepieces, as well as other lenses. Comprehensive accessories to enhance your microscopy experience We offer a broad selection of accessories to optimize performance, from objectives to slide preparation kits, ensuring you have what you need to improve microscope results. Use scenarios Prolonged observation sessions: reduces eye strain and blocks stray light for clearer viewing on stereo microscopes. Shared labs or classrooms: adjustable diameters allow quick fit for different eyepieces and users. Fieldwork or onsite work: foldable design for easy transport and rapid setup with compatible lenses. Key attributes Function: eye protection and light control during microscopy; adjustable to eyepiece sizes. Compatibility: fits stereo microscope wide eyepieces and 3236 mm eyepieces and other lenses. Size: multiple diameter options; foldable design for portability. Material: rubber for flexibility and durability. Performance: designed to improve viewing comfort and reduce glare with compatible eyepieces.