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Current X-ray lasers require facilities that are kilometres long. A cavity-based set-up about 66 metres in length has been developed that uses highly reflective mirrors to enable the generation of high-intensity pulses of narrow-band X-ray radiation. This promises to overcome the limitations of current X-ray lasers.
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Publication date: 28 February 2026
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There's no doubt that the RayNeo Air 4 Pro smart glasses have a better display. The Xreal 1S has a peak brightness of 700 nits, compared to 1,200 with the RayNeo. In addition, the micro-OLED displays on the Air 4 Pro are noticeably more vibrant, ideal for watching movies and gaming.
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