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detail view of fresnel lens

Lens cap for motion detection sensor lens being supplied by DIYPRO to SMART THINGS,USA(subsidiary of SAMSUNG ELECTRONICS)

Recently, DIYPRO has lots of business references in the motion detection sensors, especially applied  in the home networking terminals.    The most outstanding event among them is the fact that SMART THINGS, USA has launched sales of the motion sensor which is applied DIYPRO's PD06-12008W and sensor.  We feel more sense of accomplishment as we...

cone diagram for LED highbay


Product : LED type HIGH BAY DOWNLIGHT Applied optic : : Multi-array Lens (Fly eye Lens)   The product we have finished development this time is LED type High-bay-Light which is usually used in the factory and hall. It is a development of optical lens of the improvement of existing product, not as a new product.  For light sources, 260...


Portable High Definition optic lens for broadcast shootings

Product : Portable High Definition optic lens for broadcast shootings Light sources at lighting emitting area : multiple arrayed LED chips at the space 138.5 x 70mm Developed lens: Diffuser Sphere Fresnel Lens The product DIYPRO was requested to develop is portable flat panel lighting for broadcast shooting. It is not a newly...


Light Shaper200 - Lens array

Accessory for flat panel lighting From flat flood light to spot light Immediate change available at the filming site We disclosed Light Shaper 200 which we newly developed in the Korea Broadcasting Lighting Fixture Expo in 2015. Purpose of product development: optical accessory for broadcast that can change flat panel...

Fresnel lens mold core - Concentrate Photovoltaic

◈  Production specifications 1. Prism R(Tip radius) : ≤7um 2. Specular roughness(Ra) : ≤0.007um   Product developed this time by DIYPRO is Fresnel lens cold core for concentrate photovoltaic In case of concentrate photovoltaic lens, generally it is produced with prism R value 10um, but we changed it to...

Visitor to DIYPRO, Chairman Ms. Kristie Chadwick ,INBIA of USA

Ms. Kristie Chadwick, Chairman of Association of Venture Corporations of USA visited DIYPRO on October 27th, 2015. She saw the  glassless 3D display device and listened about the technology of   lens for motion detecting sensor which are under development by DIYPRO.     The picture below...

How motion detector works(Passive Infrared Sensor)

This videos describe about motion detect sensor. What consist with it and how detector works. If you want to see more video, please visit link below.  

Company blog open opened Story of FresnelFactory at We will continuously share our achievements through the blog.

LED Spot light Injection mold

  Below are 3D draw of injection mold for LED spot light. We design and manufacture injection and hot-press mold. This work is asked by a Stage light leading company in South Korea. Feel free to ask any question about design lens and mold. Our contact is +82 70 7605 1652 or

Thanks letter from Turkey and

Today we received 2 letter from our customers. They are Dr. Goksel in Turkey and Willie Delport in South Africa. "Thank you, totally amazing. Received the lenses in perfect condition! Great service, thank you." "Thanks for your cooperation. I have gotten the lens you sent. It was nicely packaged and arrived without any damages." It was...

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