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Use as laser incidence meter, to measure the angle of attack of an airfoil in degrees.Mostly on model planes when setting up the wing. commercial unit here Accupoint
the meter consists of: 1. the body, (simple aluminum curtain rail) to attach the othe components 2. the freely swinging laser cradle 3. the legs (for gripping surfaces) ...
I used bearings from an old armature off an electric motor for the laser to pivot on, and glued (CA) the armature shaft to the laser body. This ...
these pics show the fine and coarse adjustments as well as the amount of coarse travel
The critical part of any meter is the indicator scale. This one is dependant on the length between the laser pivot and the scale. For example, on my ...
Checking the trueness of a wing First sandbag the wing, (to prevent the wing moving) then zero the laser on the center section. Now gently transfer the meter ...
NB As with all laser devices exercise extreme caution when using and dont look into the device when on, it can damage the eye very quickly.
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