- 1 Easy And Cheap Method Of Collecting Much Topographic Data 2 The Focal Length Of The Lens F And The Distance From 1 (31.34 KiB) Viewed 37 times
1. Easy and cheap method of collecting much topographic data? 2. The focal length of the lens (f) and the distance from
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1. Easy and cheap method of collecting much topographic data? 2. The focal length of the lens (f) and the distance from
1. Easy and cheap method of collecting much topographic data? 2. The focal length of the lens (f) and the distance from the center of the instrument to the center of the objective lens? 3. The slope is determined similar to that of slope in degrees with the value used instead of 57.30