USB Digital Microscope (Califone) brings microscopic observation into the classroom with ease. Featuring USB plug-and-play, adjustable magnification, built-in LED lighting, and capture capability, it’s a hands-on tool for science, STEM, and inquiry learning. Key Features & Benefits Magnification: 25× to 200× adjustable with coarse focus 1.3 MP color CMOS sensor captures stills and live video Built-in LED lighting ensures sample clarity even in low light Push-button capture on the body for convenient image snap without needing to use software UI Compact, ergonomic body with transparent bezel to protect lens & LEDs from dust and damage Includes metal stand and software CD for Windows; 1-year limited warranty Compatibility & Use USB 1.1 / 2.0 interface — works with most PCs (Windows, some Mac)} No external power needed — draws power from USB port Works with TWAIN, VFW, DirectShow APIs for image capture integratio Great for biology, STEM labs, electronics, inspection, student projects Technical Specifications Lens: f/2.4, M12 mount Focus Range: 2 in (50 mm) to infinity Resolution: 1.3 MP (1280 × 1024) Sensor: Color CMOS, 24-bit, 30 fps max refresh Interface: USB (plug-and-play) Warranty: 1 year limited (school / institutional use) Included Accessories: metal stand, software CD, protective bezel Best Practices & Tips Use the metal stand for stable focus rather than hand-holding at high magnification. Adjust the LED intensity to avoid glare or overexposure on shiny surfaces. Clean lens & bezel surfaces gently — avoid scratching the optics. Test capture in software before class sessions to pre‑set white balance, exposure, and calibration.
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