WHITE BOARD MARKER ROUND TIP (BLACK, BLUE, RED, GREEN) multiparameter This 50mm concave lens with

This 50mm concave lens with a plano surface and a focal length of 30cm is designed for precise optical applications in laboratory settings

Its precise dimensions ensure consistent results in fluid handling and containment tasks

Featuring rapid stabilization time and intuitive interface

Its large capacity allows for handling substantial volumes with accuracy

WHITE BOARD MARKER ROUND TIP (BLACK, BLUE, RED, GREEN) multiparameter This 50mm concave lens withThese whiteboard markers feature a durable round tip designed for smooth, consistent writing. Available in black, blue, red, and green, they offer clear, vibrant colors ideal for presentations, teaching, and brainstorming sessions. Their quick drying ink minimizes smudging and ensures easy erasure, helping maintain a clean and professional whiteboard surface. Perfect for frequent use in classrooms, offices, and meeting rooms.