GOVAN Product Selection Worksheet Single-photon detection & counting 2026-11 / v126 Integrate detector electronics, bias and drive circuits, pulse readout and counting interfaces for faint optical signals. Applications - Single-photon experiments and counting measurements - Low-light readout-chain evaluation - Detection subsystems for optical instruments Selection inputs 1. Optical input: spectral range, coupling and incident-light conditions. Your input: 2. Detection targets: count behavior, dark counts, timing goals and validation methods. Your input: 3. Electrical interfaces: bias, pulse readout, triggering and synchronization. Your input: 4. Test environment: light shielding, thermal control, electrical shielding and mounting. Your input: Development and handover scope - Detector-chain and component integration plan - Drive, readout and counting interface software - Integration and test records under agreed conditions Configuration, interfaces, performance targets and deliverables follow the project agreement and validation. Alex_8113@163.com