The mirror made of premium glass is mainly suitable for biological microscopes. It has good clarity and can help it work efficiently. It is a very practical microscope accessory that can be applied to your scientific experiments will help you complete your work better and will be your good choice for replacement parts. Features - Color: Assorted. - Material: Glass. - Size: About 5.00X5.00X1.00cm/1.97X1.97X0.39inch. - Made of premium glass material, it is durable and safe to use. - You can easily replace old parts with this professional reflector mirror. - Can be widely used in optical experiments and biological experiments, very practical. - With a simple replacement method, it can help your microscope work more efficiently. - The carefully crafted reflector has high definition, good focusing effect, professional and practical. Package list: 4 x reflector mirror