Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

Our 80,000 qualified print subscribers—and 130,000 12-month engaged online audience—trust us to dive in and provide original journalism you won’t find elsewhere covering key emerging areas such as laser-driven inertial confinement fusion, lasers in space, integrated photonics, chipscale lasers, LiDAR, metasurfaces, high-energy laser weaponry, photonic crystals, and quantum computing/sensors/communications. We cover the innovations driving these markets.

Laser Focus World is part of Endeavor Business Media, a division of EndeavorB2B.

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Following the Photons: A Photonics Podcast

Following the Photons: A Photonics Podcast dives deep into the fascinating world of photonics. Our weekly episodes feature interviews and discussions with industry and research experts, providing valuable perspectives on the issues, technologies, and trends shaping the photonics community.

Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

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Date Open High Low Close Volume Change (%)
Oct 13, 2025 5.710 5.930 5.620 5.890 450,010 +0.31(+5.56%)
Oct 10, 2025 6.090 6.100 5.580 5.580 511,411 -0.55(-8.97%)
Oct 09, 2025 6.240 6.360 6.040 6.130 415,061 -0.12(-1.92%)
Oct 08, 2025 6.230 6.250 6.150 6.250 268,767 +0.03(+0.48%)
Oct 07, 2025 6.260 6.360 6.144 6.220 452,067 -0.08(-1.27%)
Oct 06, 2025 6.340 6.470 6.281 6.300 471,981 +0.01(+0.16%)
Oct 03, 2025 6.200 6.320 6.190 6.290 480,084 +0.20(+3.28%)
Oct 02, 2025 6.130 6.145 5.995 6.090 469,244 -0.05(-0.81%)
Oct 01, 2025 6.020 6.195 5.935 6.140 464,015 +0.08(+1.32%)
Sep 30, 2025 6.240 6.240 5.990 6.060 641,065 -0.27(-4.27%)
Sep 29, 2025 6.250 6.420 6.100 6.330 857,779 +0.13(+2.10%)
Sep 26, 2025 6.130 6.270 6.110 6.200 360,289 +0.10(+1.64%)
Sep 25, 2025 6.030 6.208 6.000 6.100 554,827 -0.01(-0.16%)
Sep 24, 2025 6.140 6.395 6.085 6.110 462,553 +0.06(+0.99%)
Sep 23, 2025 5.830 6.270 5.800 6.050 700,980 +0.26(+4.49%)
Sep 22, 2025 5.620 5.840 5.600 5.790 394,856 +0.07(+1.22%)
Sep 19, 2025 5.850 5.850 5.670 5.720 1,062,792 -0.16(-2.72%)
Sep 18, 2025 5.750 5.890 5.700 5.880 349,908 +0.17(+2.98%)
Sep 17, 2025 5.690 5.870 5.635 5.710 438,817 -0.04(-0.70%)
Sep 16, 2025 5.640 5.765 5.606 5.750 299,623 +0.14(+2.50%)
Sep 15, 2025 5.650 5.713 5.590 5.610 306,399 -0.01(-0.18%)
Sep 12, 2025 5.720 5.740 5.585 5.620 302,753 -0.13(-2.26%)
Sep 11, 2025 5.580 5.760 5.580 5.750 450,989 +0.12(+2.13%)
Sep 10, 2025 5.490 5.655 5.485 5.630 359,975 +0.11(+1.99%)
Sep 09, 2025 5.520 5.680 5.495 5.520 364,571 +0.00(+0.00%)
Sep 08, 2025 5.560 5.580 5.370 5.520 402,780 +0.01(+0.18%)
Sep 05, 2025 5.660 5.770 5.480 5.510 323,661 -0.24(-4.17%)
Sep 04, 2025 5.420 5.750 5.400 5.750 429,516 +0.34(+6.28%)
Sep 03, 2025 5.480 5.570 5.400 5.410 544,035 -0.13(-2.35%)
Sep 02, 2025 5.490 5.625 5.485 5.540 439,253 -0.06(-1.07%)
Aug 29, 2025 5.610 5.645 5.560 5.600 512,267 +0.04(+0.72%)
Aug 28, 2025 5.560 5.585 5.470 5.560 463,940 +0.03(+0.54%)
Aug 27, 2025 5.390 5.570 5.390 5.530 452,319 +0.14(+2.60%)
Aug 26, 2025 5.450 5.520 5.380 5.390 783,571 -0.06(-1.10%)
Aug 25, 2025 5.410 5.520 5.385 5.450 512,807 +0.00(+0.00%)
Aug 22, 2025 5.190 5.515 5.120 5.450 937,512 +0.29(+5.62%)
Aug 21, 2025 5.050 5.170 5.015 5.160 466,008 +0.12(+2.38%)
Aug 20, 2025 5.010 5.050 4.930 5.040 556,308 +0.00(+0.00%)
Aug 19, 2025 5.070 5.135 4.980 5.040 539,689 -0.02(-0.40%)
Aug 18, 2025 4.950 5.110 4.920 5.060 481,573 +0.07(+1.40%)
Aug 15, 2025 5.050 5.090 4.955 4.990 524,259 -0.05(-0.99%)
Aug 14, 2025 5.080 5.140 4.885 5.040 631,174 -0.11(-2.14%)
Aug 13, 2025 5.130 5.210 5.050 5.150 413,758 +0.05(+0.98%)
Aug 12, 2025 5.030 5.155 4.985 5.100 586,046 +0.11(+2.20%)
Aug 11, 2025 5.050 5.110 4.940 4.990 579,201 -0.03(-0.60%)
Aug 08, 2025 4.950 5.070 4.910 5.020 624,164 +0.11(+2.24%)
Aug 07, 2025 5.060 5.139 4.880 4.910 601,697 -0.09(-1.80%)
Aug 06, 2025 5.100 5.190 4.970 5.000 721,014 -0.08(-1.57%)
Aug 05, 2025 4.940 5.100 4.860 5.080 1,042,986 +0.19(+3.89%)
Aug 04, 2025 4.830 5.015 4.800 4.890 950,988 +0.01(+0.20%)
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