Package List 1 Micrometer 1 Box Characteristics -Product Info:Microscope - Color: Transparent color Calibration Slide. - Material: Glass microscope caliper. - Size: 8.50X3.50X1.50cm/3.34X1.38X0.59inch Reticle Accurate Calibration Slide. - Constructed by using high-grade glass material, it safety and can use it with confidence microscope camera calibration ruler. - Replace the slide specimen to be measured, and measure the specimen with a micrometer on the side of the objective mikrometer calibration slide measures accurately. - In addition, it can also be used to check whether the technical parameters of the microscope you are using are accurate microscope micrometer calibration ruler. - If the surface of the ruler is not clean, you can use the prepared cleaning fluid to gently clockwise from the inside to the outside, and it can be installed and used after it is air-dried Microscope Calibrating Ruler. - Professional and practical design with beautiful appearance, easy to install and use microscope calibration. Goods Description microscope slide Are you looking for products with reasonable prices? Are you looking for a sturdy, durable and reliable microscope eyepiece micrometer that can complete multiple tasks? , our products will be your ! Our professional microscope objective micrometer will meet your needs