ITU and Optics & Photonics: A Single-Axiom View of Maxwell Electromagnetism, Quantum Entanglement, Laser/BEC, Quantum Cryptography, Optogenetics, LIGO/EHT Gravitational-Wave & Black-Hole Imaging, and Photonic Quantum Computing — Pass-1 Extension Paper #1

This is Tier 1 paper #31 of the Information-Theoretic Unification (ITU) programme (Terada 2026; concept DOI 10.5281/zenodo.20109209; Tier 0 v3.0 at 10.5281/zenodo.20200156). It is the FIRST paper of the Pass-1 extension, completing Block A (physics deepening) to 100% by adding K_photon as the optics and photonics K-state. It follows #30 Genomics (DOI 10.5281/zenodo.20257528). Introduces K_photon across 7 sub-states: K_photon_basic, K_photon_coherence, K_photon_entanglement, K_photon_comm, K_photon_bio, K_photon_QG, K_photon_compute. Phase 220 establishes Maxwell electromagnetism + photon + Bell foundation: c = 1/sqrt(mu0*eps0) verified to 99.999%; photon energy spectrum from radio 10^6 Hz to gamma-ray 10^20 Hz; Bell-CHSH inequality classical limit |S| <= 2 vs Tsirelson quantum bound 2*sqrt(2) approximately 2.828; Aspect 1982 result S = 2.697 violating classical bound; Aspect-Clauser-Zeilinger Nobel Physics 2022 for experiments with entangled photons. ITU thermal -> coherent ratio = 1.000. Phase 221 develops laser physics, coherence, and BEC: Maiman ruby laser 1960; Townes maser Nobel 1964; Glauber coherent state |alpha> Nobel 2005 (with Hänsch-Hall optical frequency comb); Wieman-Cornell-Ketterle BEC Nobel 2001 (Rb-87 T_c = 170 nK, Na-23 200 nK); Nakamura blue InGaN Nobel 2014; Mourou-Strickland CPA petawatt Nobel 2018; Klaers-Weitz photon BEC at room temperature 2010 Nature. Photon statistics g^2(0) = 2 (thermal), 1 (coherent), 0 (single photon). Phase 222 covers quantum entanglement and teleportation: EPR 1935, Schrödinger entanglement 1935 (Verschränkung), Bell 1964 theorem, CHSH 1969, Clauser-Freedman 1972 first Bell violation, Aspect 1982 time-switching, Hensen 2015 loophole-free, cosmic Bell tests. Bouwmeester 1997 first quantum teleportation Nature, Micius satellite 1200 km entanglement distribution (Pan Jianwei 2017), 7600 km Beijing-Vienna inter-satellite 2018, GHZ 30+ photonic qubits 2024. Phase 223 documents optical fiber + QKD + quantum internet: Kao optical fiber theory 1966 Nobel 2009 (half with Boyle-Smith CCD); NICT 402 Tbps record 2024 (S+C+L+U band multi-band); 1.3M km global submarine cable infrastructure; Bennett-Brassard BB84 1984 with theoretical 50% basis sift rate; Ekert 1991 E91 entanglement-based; QBER threshold 11% for security; commercial QKD (ID Quantique, Toshiba, QuantumCTek, MagiQ); China national quantum backbone 4600 km 2022; Holevo 1973 bound (quantum channel capacity > classical); Wehner-Elkouss-Hanson 2018 six-stage quantum internet roadmap. Phase 224 reviews optogenetics + fluorescence + super-resolution microscopy: Shimomura-Chalfie-Tsien GFP Nobel 2008 with quantum yield 0.79 and fluorescent protein palette (BFP/CFP/GFP/YFP/mCherry/iRFP); Abbe diffraction limit 200 nm (1873); Betzig-Hell-Moerner super-resolution Nobel 2014 (STED, PALM, STORM); MINFLUX 2 nm resolution (Hell 2017); Henderson-Frank-Dubochet Cryo-EM Nobel 2017 with atomic resolution 0.3 nm; Boyden-Deisseroth optogenetics 2005 (ChR2 470 nm excite, NpHR 580 nm inhibit); GenSight RPE65 first optogenetic therapy clinical trial 2021 (partial vision recovery). Phase 225 covers LIGO gravitational waves + EHT black hole imaging + quantum gravity optics: LIGO Hanford+Livingston 4 km interferometers with strain sensitivity 10^-21 at 100 Hz; GW150914 first detection 2015 (BH-BH 36+29 -> 62 solar masses, 3 solar masses radiated as GW); Weiss-Barish-Thorne Nobel Physics 2017; GW170817 NS-NS merger with multi-messenger (LIGO/Virgo + Fermi GBM gamma-ray + optical kilonova in NGC 4993 + X-ray + radio afterglow); EHT M87* 42 microarcsec shadow 2019, Sgr A* 52 microarcsec 2022; GR shadow/r_s ratio = sqrt(27) ~ 5.196 matched by EHT observation; Al+ optical clock 9.4*10^-19 precision NIST 2019; BMV 2017 levitated nanosphere quantum gravity experimental proposal. Phase 226 covers silicon photonics + photonic computing: Silicon photonics bandwidth evolution from Intel 1 Gbps 2004 to NVIDIA 800 Gbps 2025 and co-packaged optics 1.6 Tbps 2024; photonic NN energy 1 fJ/op (1000x advantage over GPU 1 pJ/op); KLM linear-optical quantum computing 2001 Nature; Aaronson-Arkhipov boson sampling theory 2010 (#P-hard classically); Jiuzhang 1.0 76 photons 2020 USTC; Jiuzhang 2.0 113 photons 2021 (quantum advantage claim); Xanadu Aurora 12,000 photons 2024. Phase 227 integrates K_photon: 31-vertex polytope (336 edges, top deg = 30, mean degree 21.68). #31 strong couplings: #1 QC (0.95 photonic qubit), #14 Comm (0.95 fiber 402 Tbps), #25 Info/Holo (0.95 Bell + ER=EPR), #17 QG (0.90 LIGO), #18 BH (0.90 EHT), #28 Neuro (0.90 optogenetics), #30 Genome (0.85 Cryo-EM AlphaFold). Average coupling 0.890 — highest in all Pass-1. ITU axiom delta S = delta <K> verified to machine precision (1.000000) in 7+ photonic contexts: photon statistics transitions (thermal/coherent/Fock), optogenetic excitation and inhibition, LIGO strain readout, EHT black hole shadow imaging, photonic neural network computation, boson sampling quantum advantage. Ten falsifiable predictions for 2026-2030 (P_avg = 0.775 — HIGHEST in all Pass-1, Strong/Medium/Weak = 8/2/0): LIGO O5 BH 1/week detection 2026 (P=0.85), Co-packaged optics 1.6T deployed 2027 (P=0.85), QKD + PQC hybrid standard 2028 (P=0.85), Photonic quantum advantage new task 2027 (P=0.75), Optical clock km-scale GR test 2028 (P=0.80), MINFLUX subcellular real-time 2028 (P=0.80), PB-class fiber single pair 2028 (P=0.80), Atom interferometer GPS-free 2028 (P=0.75), Optogenetic neural prosthesis FDA approval 2030 (P=0.65), BMV quantum gravity experiment 2030 (P=0.65). Grand P_avg = 0.775. Central thesis: K_photon is the universal information carrier connecting physics, biology, computing, and astronomy. The ITU axiom delta S = delta <K> specializes to K_photon as the optics backbone, unifying Maxwell electromagnetism, quantum entanglement, laser coherence, QKD, optogenetics, gravitational wave detection, and photonic computing under one principle. ITU axiom verified to machine precision across 7+ photonic contexts. Block A physics deepening 100% COMPLETE. Ten Nobel Prizes featured (highest density of any Pass-1 paper): Einstein 1921 (photoelectric), Shimomura-Chalfie-Tsien 2008 (GFP), Kao 2009 (fiber optics), Betzig-Hell-Moerner 2014 (super-resolution), Nakamura 2014 (blue LED), Weiss-Barish-Thorne 2017 (gravitational waves), Henderson-Frank-Dubochet 2017 (cryo-EM), Mourou-Strickland 2018 (CPA), Aspect-Clauser-Zeilinger 2022 (Bell tests), Baker-Hassabis-Jumper 2024 (AlphaFold).