Lesson 1Lens types an fields a view: focal length, horizontal FOV, pixel density per meter fi ID vs detectionUnderstand lens types, focal lengths, an how dem shape field a view. Learn fixed, varifocal, an motorized lenses, horizontal FOV, an how fi calculate pixel density per meter fi detection an identification.
Fixed vs varifocal vs motorized lensesFocal length and angle of view basicsHorizontal FOV vs scene coverageCalculating pixel density per meterID, recognition, and detection targetsLens distortion and edge sharpnessLesson 2Resolution, sensors, an low-light performance: HD/2MP/4MP/4K, WDR, IR, starlight, an noise trade-offsUnderstand how resolution, sensor size, an low-light tech affect image clarity. Learn WDR, IR, an starlight concepts, noise trade-offs, an how fi match pixel density an sensitivity to identification an detection goals.
HD, 2MP, 4MP, and 4K use-case mappingSensor size, pixel pitch, and sensitivityTrue WDR vs digital WDR limitationsIR-assisted vs starlight-only imagingNoise, gain, and motion blur trade-offsPixel density targets for ID vs detectLesson 3Day/night operation an IR illumination: IR range, smart IR, white-light deterrents, an glare managementLearn how cameras handle day an night modes, IR cut filters, an IR LEDs. Understand IR range claims, smart IR tuning, white-light deterrent use, an how fi reduce glare, blooming, an overexposure at night.
IR-cut filters and day/night switchingIR range specs vs real-world resultsSmart IR and hotspot controlWhite-light LEDs as active deterrentManaging reflections from walls and glassTuning exposure for night scenesLesson 4Manufacturer features an firmware: ONVIF support, edge analytics, motion detection vs analytics, firmware update practicesReview manufacturer ecosystems, ONVIF support, an edge analytics. Learn differences between simple motion detection an advanced analytics, plus safe firmware update practices an how fi avoid compatibility surprises.
ONVIF profiles and interoperabilityBasic motion vs smart video analyticsLine crossing, intrusion, and loiteringSD card edge recording and failoverFirmware update policy and schedulingCybersecurity and hardening basicsLesson 5Compression an streaming: H.264/H.265/H.265+, bitrate control, an impact on storage an networkLearn how modern CCTV codecs, bitrates, an streaming profiles affect image quality, storage sizing, an network load. Understand when fi use H.264, H.265, or H.265+, an how fi tune settings fi stable, efficient systems.
H.264 vs H.265 vs H.265+ fundamentalsCBR vs VBR and bitrate cap selectionFrame rate, GOP, and latency tuningResolution vs bitrate vs quality trade-offsStorage calculations and retention planningMultistream profiles for NVR and mobileLesson 6PTZ an vari-focus cameras: use cases, presets, patrols, an limitationsExplore PTZ an varifocal cameras, dem zoom capabilities, an ideal use cases. Learn bout presets, tours, an auto-tracking, plus mechanical limits, failure risks, an when a fixed multi-camera layout more reliable.
Optical zoom vs digital zoom limitsPreset positions, tours, and patrolsAuto-tracking and event-triggered movesControl methods: joystick, client, appMechanical wear, failure, and wind loadWhen to choose PTZ vs fixed coverageLesson 7Fixed dome vs turret vs bullet: optical differences, vandal resistance, indoor/outdoor suitabilityCompare fixed dome, turret, an bullet cameras by optics, mounting, an durability. Understand vandal resistance, indoor an outdoor suitability, an how form factor affect glare, IR performance, an maintenance in real projects.
Optical windows and IR reflection issuesVandal resistance and IK rating basicsIndoor vs outdoor placement guidelinesWall, ceiling, and pole mounting optionsGlare, rain, and dirt behavior by styleUse-case examples for each form factorLesson 8Camera housing an ingress protection: IP ratings, IK vandal ratings, an environmental considerationsExamine camera housings, IP an IK ratings, an environmental limits. Learn fi select enclosures fi rain, dust, vandalism, heat, an cold, an when fi use heaters, blowers, or sunshields fi long-term reliability.
IP rating codes and test meaningsIK impact ratings and vandal risksTemperature and humidity tolerancesHeaters, blowers, and sunshields useCorrosive or coastal environment issuesCable glands and sealing best practicesLesson 9Power an data interfaces: PoE variants, 12VDC options, power budgets, an PoE+ vs PoE++ selectionStudy camera power an data options, including PoE variants an 12VDC. Learn how fi calculate power budgets, choose PoE, PoE+, or PoE++, an avoid voltage drop, overload, an cable length problems on site.
PoE standards: 802.3af, at, bt overviewPoE switch power budget calculation12VDC supply sizing and cable lossesMidspans, injectors, and extendersPoE for PTZ, heaters, and IR arraysNetwork cabling classes and limits
