Changchun Zhongyou Precision Zoom Optics

70mm diameter series60× zoom1200mm motorized zoom lens

Near-infrared military high zoom telephoto:60×1200mm zoom lens

type             Number:SK70/60X-1200NIR 

Spectral transmission peak:700nm-1100nm  

focus  Distance range:f20mm - 1200mm

like  Surface size: φ16mm

most Large resolution:800 × ten thousand pixels

Unique focus mode: Fixed Focus

outside   Shape and size:  L 337.2mm× W  110mm× H  115mm

Product details

Main features and advantages

Military use · Scientific research · Lightweight · Compact · 4K resolution · 2K resolution · Broad spectrum · No color difference · Multispectral · Impact resistance · Fixed Focus · High coaxiality · Standardization · Serialization · Dataization · Support customization · Nationwide production · Mature and reliable

I. Product Model

SK70/60X-1200NIR   

II. Main Optical Specifications

Focal Length Range: f20mm – 1200mm

Zoom ratio: 60×

Image size: φ16mm (adapted to 1″ sensor)

Relative aperture: F8.7 (wide-angle end) – F17.6 (telephoto end)

Spectral transmission peak: 700nm-1100nm

III. Imaging performance indicators

Pixel definition: ≥4μm

Maximum resolution: 800 × ten thousand pixels (based on 1″ image sensor format)

Optical axis stability: ≥3 pixels (calculated according to 4μm pixels)

IV. Control system

Zoom mode: motorized zoom/preset zoom

Focus mode: motorized focus/auto focus/fixed focus

Back focus adjustment function: ±0.5 mm precision adjustment

Numerical feedback mode: magnetically encoded numerical feedback

Feedback accuracy: ±5%

Power supply: DC12V,<10W

V. Structural design

Mechanical interface: standard C interface (supports customized interface)

Overall dimensions: length 337.2mm× width 110mm× height 115mm

Overall machine weight: > 2.95kg (including drive mechanism)

VI. Environmental Specifications

Impact resistance standard: GJB150.18A – 2009 standard

Anti-vibration standard: GJB150.16A-2009 standard

Operating temperature: -45°C – +60°C

VII. Optional Functions

Filter system: 2/3/4 filter switching (electric drive)

Data communication interface: controlled by RS422 protocol

Technical support: Dong You Telephone/WeChat 13331697285 E-mail:312282332@qq.com   

Data Release Date: July 1, 2026