UV flashlights are invaluable tools for mineral hunting, allowing users to identify fluorescent minerals by their glowing colors under UV light. Choosing the right UV flashlight can greatly enhance your experience. This guide will cover the key factors to consider, including wavelength, brightness, material, and battery type, to help you make the best decision. Key Factors to Consider 1. Wavelength The wavelength of the UV light is the most critical factor for minerals detection. Wavelength Applications Advantages Disadvantages 365nm Best for mineral hunting, professional use Clear fluorescence with minimal visible light interference Higher cost 395nm Suitable for casual users and [...]