So, we should adjust the alignment until the red shifted (not quite perfect) laser light becomes a (perfect) blue shifted laser light? My lens coating is more gold colored than green. Will that make a difference?awesomenesser wrote:As long as the laser is perpendicular to the lens face then it has to pass through the focal point. (I included a simple over exaggerated drawing)
awesomenesser wrote:One thing that I did that was a big help was to use dymo printer labels. (They are basically thermal stickers)
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