Features 1、Better Images: The coated lens has high transmittance and high refractive index, so the image is brighter and clearer. 2、Reliable Uses: Ensuring wide field of vision as well as more comfortable viewing, the lens will not corrode or be dazzled. 3、Smart Designs: Designed to have standard M48 interface, and all stereo microscopes with the same diameter can use it. 4、Fine Crafting: Combing all aluminium alloy body and optical glass materials, has good durability for long term using. 5、Easy to Install: Comes with a compact size and a light weight, the convenient installation can be quickly completed. Specification Item Type: Microscope Lens Model: 0.75X Material: Aluminium Alloy + Optical Glass Application: Microscope Accessory Working Multiple: 0.75X Working Distance: Approx. 120mm / 4.72in Interface: M48 Optical Coating: FMC anti reflection. Package List 1 x Microscope Lens