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Variable Zoom Laser Beam Expanders 650nm 20mW for Coal Industry Mining Laser Gas Leaking Detection

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  • ALBE650D20G1


  • 90132000.99

  • Red  Visible 

  • 650nm 

  • CW  Dot 

650nm 20mW Variable Zoom Laser Beam Expanders for Coal Industry Mining Laser Gas Leaking Detection

laser wavelength chart

AimLaser produces Red and Green Laser Beam Expanders or Laser Designators with adjustable focus. The zoom beam expander is used in systems with a long beam path to keep the beam collimated or to vary the laser beam sizes. 

Main application fields are for mining area, highway, railway, tunnel, bridge, high building and pipe installation's laser orientation, positioning and alignment.

※ 650nm 20mW Red Laser Beam Expander Descriptions

The ALBE650D20G1 is a red laser beam expander with adjustable zoom focus. The maximum laser output power is 20.0mW at 650nm.

※ 650nm 20mW Red Laser Beam Expander Optical and Electrical Characteristics

Model Number ALBE650D20G1 Red Laser Beam Expander
Wavelength 650nm
Output Power ≤20.0mW
Laser Mode CW
Beam Size ≤50mm@1200m
Divergence 0.5mrad
Optics Optical Glass Lens
Operating Current <160mA
Operating Voltage 90-250VAC
CDRH Class Class IIIb
Circuit control Auto Constant Current (ACC)
Circuit Protection Static, Surge, and Reverse Polarity Protected
Working Temperature -10℃ to 50℃
Storage Temperature -20℃ to 60℃
Dimensions Φ42x154mm 
Housing Material Black Anodized Aluminum
Life Span 10,000Hrs

Laser Beam Expanders-AIMLASER (2) Variable Beam Expanders for Mining-AIMLASER (2)

※  Laser Beam Expander Applications

  1. Bridge

  2. Tunnel

  3. Railway

  4. Highway

  5. Mining Area

  6. High Buildings

  7. Pipe Installations

  8. Laser Orientation

  9. Laser pointing

  10. Laser positioning

  11. Laser surveying

  12. Laser Alignment etc. 

※ Why buy Laser Beam Expanders from AimLaser?

  1. Provide One year warranty

  2. Offer customized solutions

  3. Normal sample lead time: within 2 weeks

  4. Conform to ROHS, FDA, IEC, SGS standards

  5. ISO9001:2008 certified laser module manufacturer

  6. Using original Laser Diodes from Arima, Osram, Nicha and branded chips

※ Laser Modules Production Process

Laser Module Production Process

※ Laser Modules Production EquipmentLaser module production equipment

※ Laser Modules Testing Equipment

Laser Module testing equipment

※ Laser Module Payment and Shipment

  1. MOQ: 1pc

  2. Delivery time: 3-20 days

  3. Shipment Terms: FOB Xi'an China

  4. Payment Terms: T/T, Western Union, PayPal

  5. Shipment Method: DHL, UPS, FedEx or TNT

※ Contact us

Aiming Laser Contact Info




  Xionghua Industrial Park NO.72 Jinye 1st Road, Yanta District, Xi'an Shaanxi P.R. China 710077

  +86-(0)29 81133385


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