Feature: 1. Imaging Clearly: Objective lens has high light transmittance, high refractive index, and the imaging is brighter and clearer. 2. Fine Workmanship: Microscope objective lens mirror body has good workmanship and quality assurance, so you can use it with confidence. 3. Wide Field Of View: Viewing is more comfortable, the lens will not be corroded or blurred, and the service life is long. 4. Widely Use: 0.5X objective lens standard interface, all microscopes with the same aperture can be used. 5. Rugged And Durable: Made of high quality aluminum alloy + optical glass material, not easy to damage and durable, it is a good microscope accessory. Specification: Item Type: Objective Lens Material: Aluminum Alloy + optical glass Model: WD165 Purpose: Special objective lens for microscope Lens Diameter: Approx. 30mm 1.2in Thread Outer Diameter: Approx. 48mm 1.9in Height: Approx. 27mm 1.1in Working Distance: 165mm Thread Interface: M48 Magnification: 0.5X. Package List: 1 x Objective Lens Note: Do not expose to direct sunlight!Imaging Clearly: Objective lens has high light transmittance, high refractive index, and the imaging is brighter and clearer. Fine Workmanship: Microscope objective lens mirror body has good workmanship and quality assurance, so you can use it with confidence. Wide Field Of View: Viewing is more comfortable, the lens will not be corroded or blurred, and the service life is long. Widely Use: 0.5X objective lens standard interface, all microscopes with the same aperture can be used. Rugged And Durable: Made of high quality aluminum alloy + optical glass material, not easy to damage and durable, it is a good microscope accessory.