Lawrence Letham, Alex Letham: GPS Made Easy Brand_Manfrotto Built-in Optical SteadyShot image stabilization

Built-in Optical SteadyShot image stabilization compensates for camera shake that can blur images when shooting handheld

The PhotoRepublik step-up ring allows the use of 82mm threaded filters onto a 77mm diameter threaded lens

Having to change lenses as you shoot can slow you down and introduce unwanted changes in image quality

The height adjustable sternum strap allows for the perfect fit

Lawrence Letham, Alex Letham: GPS Made Easy Brand_Manfrotto Built-in Optical SteadyShot image stabilizationGPS Made Easy tells you all you need to know about using handheld GPS receivers as a tool for accurate navigation in the outdoors. It explains how GPS works, describes the features of GPS receivers, and gives practical examples of how to use GPS receivers in a variety of outdoor situations.