The mm3 ga ed series is the latest evolution of the popular travelscope concept and combining all the features that have made the travelscope range the number one choice for birdwatchers and wildlife observers fully rain and dust proof the compact 205mm opticron mm3 ed 50 travelscope is housed in a lightweight rubber and polycarbonate construction and is well protected against knocks and bumps unlike binoculars an mm3 ga ed continues to deliver stunning clarity and definition up to 36x 5