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Quick Details

  • Place of Origin: Chongqing, China (Mainland)
  • Brand Name: DCH,OEM
  • Model Number: 638nm Laser Diode
  • Type: Laser Diode
  • Package Type: C-Mount,TO-3,TO-5,CT-Mount
  • Max. Forward Voltage: 2.2V
  • Max. Reverse Voltage: 2V
  • Max. Forward Current: 650mA
  • Max. Reverse Current: 35mA
  • Name: red 638nm LD
  • Other Name: Bob red 638nm LD for medical
  • For Pointer: Yes
  • For Medical: Yes
  • Usage: Indicator/Pointer
  • Certificate: CE RoHS
  • Service: OEM,ODM,custom

Packaging & Delivery

Packaging Details 808nm Laser Diode ASD-box, OEM available
Delivery Time 5-10days


red 638nm LD
1.For laser pointer/indicator,DVD
2.Laser diode (LD)

 Bob red 638nm LD for medical




-Shipping by EMS or international express, such as: DHL, UPS, TNT and FedEx(which are available for samples and small orders, it takes about 3-7 days to arrive, also called door to door service.)

-Shipping by air. (This is fast and takes about 3-7days for arriving to destination’s airport.)

-Shipping by sea. (This is safety but takes more time for arriving to destination’s sea port.)


Delivery time:

-Stocked samples can be shipped within 3 days.

-OEM samples takes about 7-15days.


Production time:

Generally speaking, it takes about 3-30days, but it depends on your quantities.



-For sample order: 100% of T/T, Western-Union, MoneyGram, and PayPal.

-For regular order: 30% T/T to confirm the order and T/T balance the rest before the shipment, or 30% T/T to confirm the order and L/C balance the rest before the shipment.

Transaction History of the Supplier

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Transaction Overview


Transaction Details

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China (Mainland) | Trading Company
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The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $343,000
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