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Thread: collimator comparison test somewhere?

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    Default collimator comparison test somewhere?

    Is there a collimator comparison test somewhere? (include photos or video)
    Same diode and G7, G8, 3 element and other collimator lens compare how is change the beam size and divergence 10-20-30m distance.

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    Quote Originally Posted by whiteg View Post
    Is there a collimator comparison test somewhere? (include photos or video)
    Same diode and G7, G8, 3 element and other collimator lens compare how is change the beam size and divergence 10-20-30m distance.
    DTRs website?

    Steve
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    Quote Originally Posted by mixedgas View Post
    DTRs website?

    Steve
    I watch the DTR and laser pointer forum threads, but not found distance compare test. Only collimator power losing test.
    The DTR site pictures only 1W 525 nm and 7W blue diode spot 75 feet, but not different distance.

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    Those who fail to grasp art are the ones who criticize it.

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    Quote Originally Posted by absolom7691 View Post
    Wow! Thank you!

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