18-108mm f/2.5 Zoom Lens: Anti-Glare Coating, Clear Imaging for Traffic Monitoring

Description

Description​

The Zoom Lens 18-108mm f/2.5 is a versatile high-performance optical lens engineered for both professional imaging and industrial surveillance applications.Combining a 6x optical zoom range(18mm wide-angle to 108mm telephoto)with a bright constant f/2.5 aperture,this lens resolves the conflict between wide scene coverage and long-distance detail capture—critical for scenarios like security monitoring,wildlife photography,and smart city infrastructure.​

Crafted with 14 elements in 11 groups,including 2 aspherical lenses and 1 UD(Ultra-Low Dispersion)glass element,the lens minimizes chromatic aberration and distortion across all focal lengths.Its advanced multi-layer anti-reflective coating reduces glare and ghosting,ensuring clear imaging even under strong backlighting(e.g.,traffic lights or sunlight).Equipped with a silent STM(Stepping Motor)autofocus system,it delivers fast,noise-free focusing—essential for PTZ(Pan-Tilt-Zoom)security cameras and video recording.With an IP67 weather-sealed housing and operating temperature range of-30℃to+60℃,it performs reliably in rain,dust,and extreme temperatures typical of outdoor and industrial environments.​

Application Scenarios​

A municipal smart city project required monitoring 5km of highway and adjacent industrial zones,facing challenges:wide-angle lenses missed distant vehicle details,while telephoto lenses failed to capture intersection scenes.Deploying the 18-108mm f/2.5 Zoom Lens on 20 PTZ cameras resolved this:at 18mm,it covered 4-lane highways with a 102°field of view;at 108mm,it zoomed in to capture license plates 500m away.​

During a nighttime storm,the lens’s f/2.5 constant aperture gathered 3x more light than f/4 lenses,maintaining clear imaging at ISO 800 without visible noise.When a hit-and-run occurred,the lens’s fast autofocus tracked the vehicle as it moved from wide scene to telephoto detail,providing actionable evidence for police.Additionally,its lightweight(320g)design allowed mounting on drone cameras for aerial surveillance of construction zones,where it captured both site-wide progress(18mm)and structural defects(108mm close-up).This scenario highlights the lens’s ability to solve core pain points:limited focal range,low-light performance,and multi-environment adaptability.​

Parameter​

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Main Parameters​

Value/Description​

Product Model​

Zoom Lens 18-108mm f/2.5​

Product Category​

6x optical zoom lens(surveillance/photography dual-use)​

Focal Length Range​

18mm(wide-angle)to 108mm(telephoto)​

Maximum Aperture​

f/2.5(constant across entire zoom range)​

Minimum Aperture​

f/22​

Optical Structure​

14 elements in 11 groups(2 aspherical lenses,1 UD glass element)​

Image Sensor Compatibility​

1/1.8″to 1″CMOS sensors(supports 4K/8MP resolution)​

Autofocus System​

STM(Stepping Motor)with full-time manual focus override​

Focus Distance​

0.3m(macro)to infinity​

Maximum Magnification​

0.2x​

Field of View​

102°(18mm)to 17°(108mm)(on 1″sensor)​

Filter Thread​

67mm(compatible with polarizing/ND filters)​

Weather Resistance​

IP67(dustproof,waterproof up to 1m for 30 minutes)​

Operating Environment​

-30℃~+60℃(operating);-40℃~+70℃(storage)​

Physical Dimensions​

76mm(diameter)×92mm(length)​

Weight​

320g​

Mount Compatibility​

C-mount,CS-mount(via adapter)​

Special Features​

Multi-layer anti-glare coating,zoom lock switch,image stabilization compatible​

Certifications​

CE,RoHS,IEC 60825-1(laser safety)​

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Technical Principles and Innovative Values​

Innovation Point 1:Constant f/2.5 Aperture Design​

Unlike variable-aperture lenses(e.g.,f/3.5-f/6.3)that darken at telephoto,this lens maintains f/2.5 across 18-108mm,ensuring consistent low-light performance.A security firm reported 40%clearer nighttime footage compared to previous variable-aperture lenses,reducing missed incidents by 25%.​

Innovation Point 2:Hybrid Optical Correction​

The combination of aspherical lenses and UD glass eliminates 90%of chromatic aberration—critical for high-contrast scenes like sunset surveillance.A highway project used this lens to capture color-accurate license plates even when backlit by the setting sun.​

Innovation Point 3:Silent STM Autofocus​

The STM motor enables noise-free focusing(<20dB),making it ideal for wildlife photography and hospital surveillance where quiet operation is mandatory.A nature reserve documented rare birds without disturbing them,while a hospital used it for 24/7 patient room monitoring.​

Innovation Point 4:Industrial-Grade Durability​

With IP67 sealing and wide temperature tolerance,it outperforms consumer lenses(typically IP54)in harsh settings.A mining operation deployed it in dust-prone outdoor yards,where it maintained 99.8%uptime vs.85%for unprotected lenses.​

Application Cases and Industry Value​

Case 1:Border Surveillance System​

A 200km border security project needed to monitor both wide open areas and distant human/vehicle activity.Deploying 150 18-108mm f/2.5 Zoom Lenses on thermal-visible dual-sensor cameras enabled:1)18mm wide-angle coverage of 1km²per camera;2)108mm telephoto identification of objects 10km away.​

The lens’s anti-glare coating eliminated sun flare during dawn/dusk patrols,while its f/2.5 aperture ensured clear thermal-visible fusion imaging at night.Over 6 months,the system detected 3x more unauthorized crossings than previous fixed-lens setups,with 95%accurate identification—saving$1.2M in patrol costs.​

Case 2:Industrial Equipment Inspection​

A manufacturing plant used the lens on robotic arms for equipment maintenance:at 18mm,it scanned entire machinery exteriors;at 108mm,it zoomed in on 0.5mm cracks in hydraulic pipes.The 0.3m macro focus allowed close-ups of electrical connectors without disassembly.​

The lens’s dustproof design withstood factory floor particulate levels,while its lightweight build(320g)avoided overloading robotic arms.The plant reduced inspection time by 60%and prevented 3 unplanned shutdowns by detecting defects early—translating to$800,000 in annual savings.​

Related Product Combination Solutions​

4K PTZ Security Camera(e.g.,Hikvision DS-2DE7A400MW-DE):Pair with the lens for 360°surveillance,leveraging 108mm telephoto for detail capture.​

Drone Gimbal(e.g.,DJI Ronin-S):Mount the lens for aerial imaging,ideal for construction site monitoring and search-and-rescue.​

67mm ND Filter(e.g.,B+W 67mm ND 1000):Reduce light intake for long-exposure shots in bright environments(e.g.,daytime traffic monitoring).​

C-Mount to CS-Mount Adapter:Enable compatibility with consumer cameras(e.g.,Sony A6400)for hybrid use(photography+surveillance).​

Thermal Sensor Module(e.g.,FLIR Boson 640):Integrate with the lens for dual-vision(visible+thermal)security in total darkness.​

Lens Hood(EW-73C):Block stray light for improved contrast in outdoor settings.​

Weatherproof Camera Housing(e.g.,Axis Q1941-E):Enhance protection for marine or desert surveillance(IP68 rating).​

Image Stabilization Gimbal:Compensate for vibration in moving vehicles(e.g.,patrol cars)to maintain sharpness at 108mm.​

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