Lawrence Letham, Alex Letham: GPS Made Easy Category_Telephoto Lenses Superb optical design for architecture

Superb optical design for architecture

With a fast fixed maximum aperture of f/2

It helps to reduce stray light which can cause flare

but negatives will still produce good prints

superbly printed in colour on matte Japanese art paper

Lawrence Letham, Alex Letham: GPS Made Easy Category_Telephoto Lenses Superb optical design for architectureGPS 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.