CYONICS UNIPHASE 2201-205L Argon Laser Module Head 20MW

( Brand: Cyonics Uniphase ), ( Manufacturer Part Number: 2201-205L ), ( Part Type: Laser Module Head ), ( Output Power: 2.5w )

Review CYONICS UNIPHASE Argon Laser Module Head

The **Cyonics Uniphase 2201-205L Argon Laser Module Head (20mW)** represents a precision-engineered, high-performance optical solution designed for demanding applications in scientific research, industrial metrology, and advanced manufacturing. This compact yet robust laser module head integrates a stable, low-power argon ion laser operating at a nominal output of 20 milliwatts delivering a reliable and coherent beam ideal for tasks requiring fine alignment, interferometry, or holographic studies. Engineered with the Uniphase brand s reputation for durability and consistency, this module features a sealed, hermetically sealed construction to ensure long-term stability and resistance to environmental contaminants, making it suitable for both laboratory and field deployments. The argon laser within emits a multi-line spectrum, primarily centered around the visible blue-green wavelengths (457.9 nm, 488.0 nm, and 514.5 nm), which are particularly advantageous for applications in fluorescence microscopy, laser-induced fluorescence (LIF), and optical trapping experiments. Its compact design, measuring approximately 205 mm in length, allows for seamless integration into custom optical benches or automated systems without compromising performance. The module head is equipped with a precision-machined output window and a robust mounting interface, ensuring minimal beam divergence and optimal collimation for critical applications. Additionally, the 20mW output power strikes an ideal balance between sufficient intensity for sensitive measurements and safety compliance, adhering to Class IIIb laser regulations while minimizing thermal management requirements. Whether used in materials science for thin-film analysis, aerospace for non-destructive testing, or biophotonics for cellular imaging, this laser module head provides a versatile, dependable light source that combines unmatched optical purity with operational simplicity. Its modular design further facilitates easy incorporation into existing experimental setups, making it a cornerstone for researchers and engineers seeking a reliable, long-lasting solution for precision laser applications.

**Pros and Cons of buying a Cyonics Uniphase 2201-205L 20mW Argon Laser Module Head**

### **Pros**

1. **High Quality and Reliability** The Uniphase 2201 series is a well-established brand known for precision and durability in laser technology. The 20mW output is sufficient for many industrial, medical, and scientific applications, including spectroscopy, holography, and material processing.

2. **Compatibility and Modularity** This laser module is designed for integration into larger systems, making it versatile for custom setups. It can be paired with other optical components (e.g., beam expanders, lenses) to optimize performance for specific tasks.

3. **Stable Output** Argon lasers are known for their stable continuous-wave (CW) operation, which is critical for applications requiring consistent power delivery, such as laser marking, engraving, or certain types of spectroscopy.

4. **Long Lifespan Potential** With proper maintenance (cooling, gas refills, and alignment), argon lasers can operate for thousands of hours, making them a cost-effective choice for long-term use in research or industrial environments.

5. **Wavelength Flexibility** Argon lasers emit multiple visible wavelengths (e.g., 488 nm, 514.5 nm), which are useful for fluorescence excitation, pumping dye lasers, or optical trapping applications.

6. **Established Resale and Support** Due to its legacy status, finding replacement parts, technical documentation, or after-sales support may be easier compared to newer, less common laser models.

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### **Cons**

1. **High Initial Cost** Argon lasers, especially those from reputable manufacturers like Uniphase, are expensive upfront. The 20mW module may not be cost-effective for low-power applications where diode lasers or fiber lasers would suffice.

2. **Maintenance Requirements** Argon lasers require regular gas refills (argon gas depletes over time) and cooling systems (water or air cooling). Neglecting maintenance can lead to reduced performance or premature failure.

3. **Bulky and Power-Hungry** These modules are larger and require significant power input compared to modern diode lasers. They may not be practical for portable or space-constrained applications.

4. **Limited Power for High-End Applications** At 20mW, this module is on the lower end of the power spectrum for industrial lasers. For cutting, welding, or high-speed material processing, more powerful CO or fiber lasers would be necessary.

5. **Obsolete Technology** While still functional, argon lasers are outdated compared to newer solid-state or diode-pumped lasers, which offer higher efficiency, lower maintenance, and better energy savings.

6. **Difficulty in Sourcing** Finding new or refurbished units may be challenging, as manufacturers have shifted focus to more modern technologies. Prices for used units can fluctuate based on availability.

7. **Environmental and Safety Considerations** Argon lasers produce UV and visible light, requiring proper shielding and ventilation to prevent eye damage or overheating.

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### **Ending Conclusion**

The **Cyonics Uniphase 2201-205L 20mW Argon Laser Module Head** is a robust, high-quality laser suitable for niche applications in research, spectroscopy, or low-power industrial processes where stability and specific wavelengths are critical. However, its high cost, maintenance demands, and outdated technology make it less ideal for modern, high-efficiency, or high-power applications.

### **Recommendation**

- You require a stable, legacy argon laser for applications like holography, fluorescence microscopy, or dye laser pumping.

- You have existing infrastructure (cooling, gas supply, optical setup) that supports its use.

- You prioritize reliability and are willing to invest in maintenance.

- You need a cost-effective, low-maintenance solution (consider diode lasers instead).

- Your application requires higher power (e.g., cutting, welding) or modern features like Q-switching.

- You are working in a field where newer laser technologies (e.g., fiber lasers, semiconductor lasers) are more practical.

For most contemporary applications, newer laser technologies offer better performance, efficiency, and ease of use. However, if you have a specific need for an argon laser and can justify the trade-offs, this module remains a solid choice. Always verify compatibility with your existing setup and budget for maintenance costs.

Details:

Free shipping. I will pack it well. The manual for this model can be found online, and I'm told that there are many power supplies will work with. This Argon laser head is used, I have no power supply for it so cannot test.

These are practically indestructible, though. I have to list this as for parts or not working because cannot guarantee that it works.

part #: 2201205l prices

• $149.95-$6800.00

specifications industrlasemr:

• brand: Cyonics Uniphase
• mpn: 2201-205l
• part type: Laser Module Head
• output power: 2.5w

shipping industrlasemr:

• type: Calculated
• transit: 4-10 Days
• class: Standard
• carrier: USPS
• cost: $0.00
• service: USPS Ground Advantage

returns industrlasemr:

• policy: No Returns

offer industrlasemr:

• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home
• started: March 10, 2026

seller industrlasemr:

• # reviews: 5614
• rating: 100.0%
• city: New Kensington, Pennsylvania

payments industrlasemr:

• wallet: Paypal
• other
• credit card: Mastercard

general industrlasemr:

• condition: For parts or not working
• Medical/Lab Equipment Attachments Accessories > Lamps, Bulbs Laser Components > Laser Modules Heads

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