Entry-level microscope for young and old, ideal for school use and hobby purposes. This NATIONAL GEOGRAPHIC 40x1280 universal research microscope (incident and transmitted light microscope) is the perfect tool to introduce us to the world of microscopy. Thanks to several exclusive accessories, such as a dissection kit or a separate electronic eyepiece, it expands the equipment of the beginning researcher. A smartphone holder allows you to take pictures and video of your observations. CHARACTERISTICS: combination of reflected and transmitted light high magnification wide range of accessories; everything you need to get started right away, a beginner's microscope set for all ages magnification: 40x-1280x / incident and transmitted light objectives: 4x, 10x, 40x eyepiece: 10x, 16x / Barlow lens: 2x magnification from 40 to 1280 incident and transmitted light lighting package contents: 2 eyepieces (10X WF; 16X WF), doubling Barlow lens, power cable, plastic box with 5 empty slides, 10 coverslips, 5 preparations, pipette, tweezers, culture, MicroCut, samples (yeast, rubber medium, sea salt , shrimp egg)m smartphone holder.