40X MAGNIFICATION: This is a 40X high magnification objective, helps a lot in study, work or research, useful, helpful and practical, 40/0.65 Mode Biological microscope Achromatic Objectives Lens, offering high quality observation without additional chromatic aberration, make image more clear
WITH PROTECTIVE DEVICE: Spring protection device can automatically rebound when the cover glass is encountered during observation, to protect the lens from crushing the specimen, The 195 conjugate distance is the distance between the object plane and the image plane of the objective lens in the microscope system
CORROSION RESISTANT BRASS: Brass material with fine workmanship, Microscope Objective is corrosion resistant and not easy to fall, exquisite and durable, the shell is chrome plated with accurate materials
UNIVERSAL SCREW INTERFACE: The screw interface size is the international standard RMS size, Microscope Objective Lens can be used by 95% of professional biological microscopes on the market
BRIGHTER AND CLEARER IMAGE: Lens after coating bring high transmittance, high refractive index, Achromatic Microscope Objective possess brighter and clearer image