Specification Brand : Generic BulletPoint1 : Material: Optical Glass. 1 DIV=10mm/20=0.5mm (circle). 1 DIV=20mm/200=0.1mm(cross line). Package Included: 1PC x micrometer. BulletPoint2 : We also offer a comprehensive selection of accessories designed to enhance your microscopy experience. From objectives to slide preparation kits, we have everything you need to optimize your microscope performance. BulletPoint3 : We are committed to customer satisfaction! We strive to answer your questions promptly within 24 hours. Trust us to provide a reliable microscope or microscope accessory that meets your needs. BulletPoint4 : We have a wide range of microscopes, microscope cameras, microscope slides, microscope eyepiece lens, accessories and other related products. BulletPoint5 : We have a wide range of microscopes, microscope cameras, microscope slides, microscope eyepiece lens, accessories and other related products. Color : One Color ItemDisplayDimensions_Length : 2.99 inches ItemDisplayWeight : 0.57 pounds ItemName : Microscope 913 DIV 1MM Circle Calibration Slide Eyepiece Graticule Measuring Glass ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : microscope-slides ItemVolume : 1.9 cubic_centimeters Manufacturer : Generic Material : Glass ModelName : BBACAAAZI-1PCDIAMETER24MM ModelNumber : BBACAAAZI-1PCDIAMETER24MM NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : BBACAAAZI-1PCDIAMETER24MM ProductDescription : Our microscopes and accessories are made of durable materials to provide long-term reliable performance.