Features 1、BRIGHTER AND CLEARER IMAGE: Lens coating bring high transmittance, high refractive index, the image is brighter and clearer 2、ALL METAL BODY: The mirror body is made of all metal material, come with fine workmanship and quality assurance, you can use with confidence 3、CORROSION RESISTANT LENS: Wide field of viewing bring more comfortable viewing, lenses will not corrode, be dazzled, and have a long service life 4、M48 INTERFACE DIAMETER: Adopt standard M48 interface, the stereo microscope with same diameter can be used 5、MULTI PURPOSE: You can can use this objective lens on stereo microscope, helps a lot in study, work or research, useful and practical Specification Item Type: Auxiliary Objective Lens Model: 0.7X Material: Aluminum alloy + optical glass Use: Microscope accessories Working Multiple: 0.7X Working Distance: Approx. 120mm / 4.72in Interface: M48 Optical Coating: FMC non reflection Package List 1 x Auxiliary Objective Lens