Equivalent focal length 40.6mm exit pupil diameter: 1.45mm<br><br>Optical Distortion: &lt; 4.5% Focus Distance: 0.3MM<br><br>Number of lenses: 4 pieces 4 groups + CPL<br><br>Lens Aperture: F1.8 Lens Coating: Multilayer<br><br>Product material: PCs + electronic components <br><br>Clamping distance: Max: 12mm, Min: 4mm<br><br>Battery capacity: 110mAh <br><br>Light on time: 2-4 hours, flash when the power is used up<br><br>Charging instructions: red light when charging, green light when full<br><br>charging time: 1h<br><br>200X Magnification Unveil the microscopic wonders with 200 times magnification, capturing every intricate detail in brilliant HD clarity<br><br>Versatile Applications Embrace the diverse world of possibilities with NanoZoom x200. Ideal for lab work, jewelry appraisal, art investigation, and outdoor exploration - the choice is yours<br><br>Portable &amp; App-Free Effortlessly transform your smartphone into a powerful microscope - no need for any additional apps<br><br>Wide Compatibility Specifically designed universal clip caters to mobile phones, ensuring a seamless experience for all users<br><br>Perfect Gifts A useful,Practical lens for students, collectors, engineers, testers, and anyone interested in exploring the microscopic world.