40X MAGNIFICATION: This is a 40X high magnification objective, helps a lot in study, work or research, useful, helpful and practical
UNIVERSAL SCREW INTERFACE: The screw interface size is the international standard RMS size, which can be used by 95% of professional biological microscopes on the market
BRASS: Brass material with fine workmanship, and not easy to fall, exquisite and durable, the shell is chrome plated with accurate materials
WITH PROTECTIVE DEVICE: Spring device can automatically rebound when the cover glass is encountered during observation, to protect the lens from crushing the specimen
BRIGHTER AND CLEARER IMAGE: Lens after coating bring high transmittance, high refractive index, possess brighter and clearer image