Fresnel Lens Magnifier PMMA 150 mm, Acrylic Optical Lens, Focal Length 55-200 mm for Reading and DIY Projects (150 x 200 mm)

HIGH CLARITY PMMA MATERIAL - Made from optical grade acrylic with 92% light transmission, providing crisp and bright magnification for reading, crafting or inspection tasks. Versatile focal length options – Choose from 55, 70, 80, 90, 100, 120, 140 or 200mm focal lengths to suit close viewing, projection experiments or solar focusing applications. SLIM AND LIGHTWEIGHT - At only 2mm thick and about 50g, this 150mm round lens is easy to handle, mount or integrate into frames, mounts or optical platforms without extra bulk. Threaded Edge for Secure Mounting - Precision-cut circular edge allows for a stable fit in custom housings or mounts, reducing optical distortion and holding the lens firmly in place during use. Versatile Utility - Ideal for enlarging small texts, inspecting fine details, educational science projects or as a replacement lens in optical devices, compatible with standard 150mm media.