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  1. R

    What is F thets Lens and what can F theta lens do ?

    Are there any different types of F thetas Lens..? or there is just one of its kind
  2. R

    What is F thets Lens and what can F theta lens do ?

    The laser beam passes through the F theta lens system and will produce off-axis deflection. Relative to an ideal plane, abnormal images or distortion will appear on the marking surface. Share your knowledge about F theta lens...!!!!!
  3. R

    Random Pics 4 - Ears and Eggs Collection (with 561nm comparison)

    Wow! Your collection is amazing! Even if the camera can't fully capture the beauty of the 561nm pen, those comparison shots are a nice touch. It's always hard to demonstrate the differences among wavelengths, but the work you put in is appreciated. 👏📸 The wide range of colors is attractive. Keep...


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