The Photax Solar 3 Slide Viewer Boxed is a portable desktop unit designed for viewing 35mm slides. With a handy 3x lens magnification, it allows for clear and detailed viewing of your images. Made by the brand PHOTAX in the 1960s, this slide viewer comes with a manufacturer warranty of 1 year, ensuring a quality product for your photography needs. Perfect for film photography enthusiasts looking to enjoy their 35mm slides with ease and precision.