Staedtler 305M-3 Lumocolor OHP Pen Blue For Overhead Projector Use

Staedtler 305M-3, identified by the part number 2249444, is designed for precise applications, including technical and engineering tasks involving organic polymers or acetate sheets used in overhead projection systems. This Lumocolor OHP pen features a robust medium bullet tip, providing consistent line width and vibrant blue ink that is weatherproof and fast-drying, reducing the risk of smearing on smooth surfaces. Engineers often utilise this pen in settings where reliable and precise overhead projection annotations are essential, such as presenting schematics or highlighting key details in architectural designs. Its use in environments that require durable, permanent markings makes it ideal for creating legible overlays that can withstand handling during technical reviews or educational demonstrations.