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 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 14, 2025 3.610 3.790 3.520 3.750 211,252 +0.02(+0.54%)
Oct 13, 2025 3.890 3.910 3.650 3.730 175,938 -0.01(-0.27%)
Oct 10, 2025 3.960 4.060 3.630 3.740 366,471 -0.17(-4.35%)
Oct 09, 2025 3.820 3.953 3.780 3.910 211,583 +0.07(+1.82%)
Oct 08, 2025 3.820 3.910 3.780 3.840 105,344 +0.01(+0.26%)
Oct 07, 2025 4.000 4.040 3.760 3.830 203,557 -0.13(-3.28%)
Oct 06, 2025 3.900 4.050 3.860 3.960 198,853 +0.10(+2.59%)
Oct 03, 2025 3.900 3.940 3.755 3.860 162,118 -0.04(-1.03%)
Oct 02, 2025 3.620 3.950 3.620 3.900 272,247 +0.34(+9.55%)
Oct 01, 2025 3.690 3.750 3.550 3.560 182,909 -0.19(-5.07%)
Sep 30, 2025 3.710 3.750 3.556 3.750 208,405 +0.05(+1.35%)
Sep 29, 2025 3.640 3.730 3.590 3.700 126,623 +0.05(+1.37%)
Sep 26, 2025 3.640 3.710 3.560 3.650 110,585 +0.02(+0.55%)
Sep 25, 2025 3.730 3.730 3.570 3.630 196,147 -0.11(-2.94%)
Sep 24, 2025 3.660 3.840 3.660 3.740 161,945 +0.10(+2.75%)
Sep 23, 2025 3.920 3.960 3.620 3.640 211,800 -0.32(-8.08%)
Sep 22, 2025 3.850 3.999 3.810 3.960 115,433 +0.11(+2.86%)
Sep 19, 2025 3.940 4.020 3.840 3.850 306,145 -0.09(-2.28%)
Sep 18, 2025 4.040 4.090 3.900 3.940 571,197 -0.15(-3.67%)
Sep 17, 2025 3.940 4.100 3.925 4.090 204,616 +0.19(+4.87%)
Sep 16, 2025 4.070 4.100 3.820 3.900 334,885 -0.20(-4.88%)
Sep 15, 2025 4.160 4.227 4.000 4.100 307,048 -0.13(-3.07%)
Sep 12, 2025 4.260 4.280 4.080 4.230 352,524 +0.04(+0.95%)
Sep 11, 2025 3.800 4.320 3.769 4.190 1,838,423 +0.32(+8.27%)
Sep 10, 2025 3.650 3.870 3.600 3.870 427,055 +0.26(+7.20%)
Sep 09, 2025 3.550 3.740 3.506 3.610 188,686 +0.05(+1.40%)
Sep 08, 2025 3.640 3.640 3.540 3.560 99,208 +0.00(+0.00%)
Sep 05, 2025 3.620 3.670 3.430 3.560 135,030 -0.09(-2.47%)
Sep 04, 2025 3.630 3.767 3.520 3.650 109,019 -0.18(-4.70%)
Sep 03, 2025 3.910 3.940 3.765 3.830 72,255 -0.05(-1.29%)
Sep 02, 2025 3.810 3.930 3.666 3.880 131,375 +0.01(+0.26%)
Aug 29, 2025 3.920 3.920 3.840 3.870 155,751 -0.08(-2.03%)
Aug 28, 2025 3.930 3.970 3.830 3.950 146,648 +0.04(+1.02%)
Aug 27, 2025 3.820 3.940 3.770 3.910 160,759 +0.06(+1.56%)
Aug 26, 2025 3.800 3.930 3.760 3.850 185,196 +0.02(+0.52%)
Aug 25, 2025 3.790 3.890 3.612 3.830 334,000 +0.05(+1.32%)
Aug 22, 2025 3.480 3.840 3.440 3.780 563,633 +0.33(+9.57%)
Aug 21, 2025 3.410 3.570 3.355 3.450 164,117 +0.04(+1.17%)
Aug 20, 2025 3.310 3.460 3.250 3.410 222,339 +0.04(+1.19%)
Aug 19, 2025 3.450 3.540 3.310 3.370 462,796 -0.10(-2.88%)
Aug 18, 2025 3.580 3.690 3.460 3.470 914,718 -0.30(-7.96%)
Aug 15, 2025 4.560 5.380 3.680 3.770 13,012,116 -0.20(-5.04%)
Aug 14, 2025 3.920 4.029 3.730 3.970 306,438 +0.06(+1.53%)
Aug 13, 2025 4.050 4.077 3.830 3.910 170,661 -0.09(-2.25%)
Aug 12, 2025 4.010 4.190 3.920 4.000 96,299 -0.03(-0.74%)
Aug 11, 2025 3.950 4.100 3.590 4.030 174,925 +0.07(+1.77%)
Aug 08, 2025 3.820 4.040 3.650 3.960 286,481 +0.17(+4.49%)
Aug 07, 2025 3.460 3.870 3.450 3.790 250,236 +0.34(+9.86%)
Aug 06, 2025 3.620 3.620 3.390 3.450 87,686 -0.12(-3.36%)
Aug 05, 2025 3.700 3.700 3.460 3.570 76,772 +0.08(+2.29%)
Aug 04, 2025 3.340 3.574 3.340 3.490 36,938 +0.14(+4.18%)
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