Features 1、Various Thicknesses: The microscope calibration ruler comes in 1.5mm, 0.6mm, 0.01mm, 0.15mm, and 0.07mm thicknesses, providing options for precise measurements and calibration for professional users conducting microscopy analysis and specimen examination. 2、Accurate Measurement: With a minimum measurement accuracy of 0.01mm, the microscope calibration slide ruler ensures accurate and reliable measurements, meeting the needs of professionals who require high levels of accuracy in their microscopic observations and analyses. 3、Wide Applications: The microscope calibration slide can not only be used for microscope measurements and calibration but also for specimen examination, offering versatility in scientific research, laboratory work, educational settings, and other fields that require microscopic analysis. 4、Secure Packaging: The microscope camera calibration ruler is securely packaged in a box with a sponge insert, ensuring luxurious and safe storage and transportation. The protective packaging maintains the integrity of the slide and provides convenience for users. 5、Professional Grade: Designed for professional users, the microscope calibration plate meets the standards and requirements of professionals in various scientific disciplines, offering quality, accuracy, and reliability for accurate and consistent microscopic measurements and calibration procedures. Specification Item Type: Microscope Calibration Ruler Model: KP-0.1A mm Type: Microscope Measurement Calibration Ruler Material: SiO2 Specifications: 1.5mm, 0.6mm, 0.01mm, 0.15mm, 0.07mm Thickness: Approx. 1mm / 0.04in Glass Size: Approx. 75.25mm x 25.4mm / 2.96in x 1in Package List 1 x Microscope Calibration Ruler 1 x Storage Box