Carson ms-040sp biological microscope & universal adapter for smartphones kit features: 45 inclined head rotates 360 4x/10x/40x objectives/10x wf eyepiece 40x/100x/400x magnification/coarse focus top-bottom led light/0.65 na condenser 3.5×3.5″ stagespring-loaded clips wheel with 5 colored filters universal adapter fits 25-58mm eyepieces for binoculars/spotter scopes/telescopes fits iphone 8, 8+, x/3.75″ wide phones easy-to-find glow-in-the-dark pieces