For a generation, the Basic Essentials(R) series has been as much a part of the outdoors experience as backpacks and hiking boots. Information-packed tools for the novice or handy references for the veteran, these volumes distill years of knowledge into affordable and portable books. Whether you're planning a trip or thumbing for facts in the field, Basic Essentials(R) books tell you what you need to know. Discover how to: Choose the right digital or film camera for your needs Use filters for special effects Understand your camera better to use it more efficiently Develop techniques for using lenses Protect your camera and film from environmental damage Eliminate common beginners' mistakes Adjust your camera to compensate for drastic differences in available light