Lawrence Letham, Alex Letham: GPS Made Easy Category_Telephoto Lenses 4 maximum aperture produces outstanding

4 maximum aperture produces outstanding evenly lit images with edge-to-edge sharpness—virtually no sagittal coma or light falloff

PAN F Plus 35mm film has a neutral base tint which enables easy print contrast assessment on the light box

When not in use the NTG-3 can be stored away in the included weather resistant aluminium storage cylinder

With a fast fixed maximum aperture of f/2

Lawrence Letham, Alex Letham: GPS Made Easy Category_Telephoto Lenses 4 maximum aperture produces outstandingGPS 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.