Knowledge Q&A
Over 30 years experience of making magnifiers and fresnel lenses, we also have some useful knowledge to share with the public.
It's our pleasure to help people find a suitable magnifier so that their vision will be clear and bright.
Frensnel lens for LED light distribution Fresnel lens can be moulded or injection mold depending on light source model, COB light source (value of luminous), light angle, distance from lamp bead to lens...
Read moreThe PVC Fresnel mangifying sheet can be cleaned by glass cleaning spray like Windex or lens cleaner spray. With clean water then wiped by a soft cloth or eyeglasses cloth and dray naturely.
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