Specification Brand : Denash BulletPoint1 : Reasonable Design: Light weight, easy to carry, flexible to use, you can use according to your own needs, to provide you with convenience. BulletPoint2 : 23.2mm Universal Standard Interface: The international standard biological microscope interface size is 0.91 inches, which is 23.2mm in millimeters, and 95 percent of biological microscopes on the market can be universal. BulletPoint3 : Tips: In order to facilitate observation, it is recommended to start from low power observation to obtain a good field of view and brightness, according to the needs of the observed object, gradually watch at high power. BulletPoint4 : All Metal Tube: The surface and inner wall are smooth and fine, the body and inner wall are aluminum alloy material, , anti scratch. BulletPoint5 : 2X Mirror: HD high grade optical lens, biological microscope universal 2 times expansion mirror, imaging clear without deformation. ItemName : 2X Microscope Eyepiece, Flexible to Use 2X Multiplier Eyepiece Lens 23.2mm, Light Weight for Laboratory ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : lenses Manufacturer : Denash ModelName : Denashg28oatgzw7 ModelNumber : Denashg28oatgzw7 PartNumber : Denashg28oatgzw7 ProductDescription : 1. 23.2mm Universal Standard Interface: The international standard biological microscope interface size is 0.91 inches, which is 23.2mm in millimeters, and 95 percent of biological microscopes on the market can be universal. 2. Tips: In order to facilitate observation, it is recommended to start from low power observation to obtain a good field of view and brightness, according to the needs of the observed object, gradually watch at high power. 3. 2X Mirror: HD high grade optical lens, biological microscope universal 2 times expansion mirror, imaging clear without deformation. 4. All Metal Tube: The surface and inner wall are smooth and fine, the body and inner wall are aluminum alloy material, , anti scratch. 5. Reasonable Design: Light weight, easy to carry, flexible to use, you can use according to your own needs, to provide you with convenience.