Fresnel lenses: (a) refractive-type Fresnel lens, (b) phase
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![](https://www.researchgate.net/publication/323516308/figure/fig2/AS:769200725434368@1560403152090/Fresnel-lenses-a-refractive-type-Fresnel-lens-b-phase-Fresnel-zone-plate-and-c.png)
![](http://userpages.irap.omp.eu/~pvonballmoos/gamma_wave_2005/images/fresnel.jpg)
Gamma-Wave 2005
![](https://bsg-i.nbxc.com/product/99/c2/cf/97fec39464676dddeb626acaa5.jpg@4e_360w_360h.src%7C95Q.webp)
Glass Fresnel Lens,Pmma Fresnel Lens,Compound Eye Fresnel Lens
![](https://d2vlcm61l7u1fs.cloudfront.net/media%2Fc7f%2Fc7fa7953-1962-40aa-b443-1967bcbf8c8e%2Fphp9WVMur.png)
Solved The figure (Figure 3) is from Wikipedia, left (1) a
![](https://d3i71xaburhd42.cloudfront.net/3671ed452784635535aed78c7c86cd57b05c62e6/3-Figure1-1.png)
PDF] Acoustic Fresnel lenses with extraordinary transmission
![](https://www.enschrage.nl/tech/fresnel/fresnelorders.gif)
Fresnel Lenses
![](https://www.tydexoptics.com/images/products/thzfresnel3_vz1.jpg)
TYDEX THz Fresnel Lenses
![](https://ae01.alicdn.com/kf/HTB19P24JVXXXXbRaXXXq6xXFXXXA/5-pcs-Fresnel-Lens-Diameter-50-mm-Focal-length-80mm-Scope-of-application-DIY-3D-virtual.jpg)
5 Pcs Fresnel Lens Diameter 50 Mm Focal Length 80mm Scope Of
![](https://www.tandfonline.com/cms/asset/70d5f9dc-43e7-4d34-b638-bf36f7a07859/tlct_a_1799444_f0006_oc.jpg)
Full article: A blue phase liquid crystal Fresnel lens with large
![](http://www.ledilens.com/qfeditor/attached/image/20230907/20230907171457105710.jpg)
Ø20~ Ø90mm fresnel lenses for COB architectural and stage lighting
![](https://jarphys.files.wordpress.com/2015/04/convergelens2.jpg?w=600)
Fresnel Lenses How They Work – How I See It
![](https://www.rp-photonics.com/bg/products/avantier/fresnel_lenses.jpg)
Fresnel lenses, explained by RP; annular rings, performance