DIY Universal 7 Inch Fresnel Lens 0.3mm Spacing HD Projector FPV Goggles Headset

DIY HD FPV Goggles. Precision fresnel lens,flutes pitch 0.1mm spacing. Ring Spacing: 0.3mm. Front Lens Size: 165mm x 100mm(with ends). Rear Lens Size: 170mm x 105mm. Front Lens Focus: 185mm. Rear Lens Focus: 120mm.

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