The rubber eyepiece guard is made of soft rubber and flexible enough to not damage your stereo microscope when used. | Eyepiece eye cup provides better eye protection, reduces impact on the user's eyes, and helps create the perfect distance between the eyes and hands. | The rubber eyepiece cover has a wide range of uses, and can be used for stereoscopic microscopy in mobile phone repair, PCB electronic testing, hardware processing, scientific research and education. | The eyepiece shield is angled and equipped with a rubber eyepiece shield, so that the microscope will not be interfered with external light sources for better observation. | A rubber eyepiece cover is an essential microscope accessory that protects your stereo microscope and your eyes.