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  3. THORLABS LMR2S

THORLABS LMR2S Medical Lab

Lmr2s Thorlabs

( Brand: Thorlabs ), ( Manufacturer Part Number: LMR2S ), ( Model: THORLABS LMR2S )

Review THORLABS

The Thorlabs LMR2-S Fused Silica Single Mode Fiber Optic Circular Cavity Filter is a high-performance optical filter designed for use in the telecommunications and laser applications markets. This filter employs a fused silica circular cavity design, which provides excellent insertion loss and return loss performance. The fiber optic connector on the input side of the filter is a 2.5 mm LC-SC connector, while the output side features a 125 m diameter single-mode fiber pigtail terminated with a FC/APC connector.

The LMR2-S filter is designed for use in the C-band wavelength range, with a center wavelength of 1550 nm and a 3 dB bandwidth of approximately 10 nm. It exhibits a high extinction ratio of greater than 30 dB, ensuring that the transmitted signal is largely free of any unwanted reflections or backscatter. The insertion loss of this filter is low, measuring at approximately 0.5 dB, making it suitable for use in applications where minimizing signal loss is crucial.

The filter body is constructed from high-quality aluminum and is compact in size, measuring 1.6 inches (40.64 mm) in length and 0.4 inches (10.16 mm) in diameter. Its small form factor makes it an excellent choice for use in confined spaces or applications where size is a concern. Additionally, the filter is RoHS compliant and operates over a wide temperature range, making it suitable for use in a variety of environments.

The LMR2-S filter offers excellent optical performance, making it a reliable and versatile tool for use in a wide range of applications. Its high insertion loss and return loss, combined with its low extinction ratio and compact size, make it an attractive option for those in need of a high-performance circular cavity filter for their fiber optic systems.

The Thorlabs LMR2-STM fiber optic circulator is a versatile component used for directing and distributing optical power in fiber optic systems. Here are some pros and cons that may help in your decision-making process for purchasing this circulator:

Pros:

1. High Power Handling: The Thorlabs LMR2-STM circulator can handle up to 20 dBm of optical power, making it suitable for high-power applications.

2. Low Loss: This circulator has a typical insertion loss of 0.9 dB, ensuring minimal signal loss as the optical signal is redirected.

3. High Isolation: The LMR2-STM provides an isolation of up to 35 dB, which is essential for preventing optical feedback and maintaining system stability.

4. Single-Mode Fiber Compatibility: This circulator is designed for single-mode fibers, ensuring efficient and reliable signal transfer.

5. Rugged Design: The LMR2-STM circulator has a compact, rugged design that can withstand harsh environments and vibrations, making it a reliable choice for various applications.

Cons:

1. Size: Although compact, the LMR2-STM circulator may require additional space in your fiber optic system due to its size.

2. Cost: Compared to some lower-power circulators, the LMR2-STM can be more expensive, which may be a consideration for budget-conscious applications.

3. Manual Operation: This circulator is a manual component, meaning that it does not have the ability to automatically redirect optical signals based on specific conditions.

Conclusion:

The Thorlabs LMR2-STM fiber optic circulator offers high power handling, low loss, and high isolation, making it an excellent choice for high-power, single-mode fiber optic applications where isolation is critical. Although it may be larger in size and more expensive than some circulators, its rugged design and reliable performance make it a worthwhile investment for many applications.

Recommendation:

If you're looking for a circulator for high-power single-mode fiber optic applications where isolation is essential, the Thorlabs LMR2-STM is a strong recommendation. Its high power handling, low loss, and high isolation make it a reliable and efficient choice for various applications. However, if your application doesn't require such high power handling or isolation, a lower-power, more cost-effective circulator may be a better choice.

Details:

LMR2S - 2 Lens Mount with Internal and External SM2 Threads, 8-32 Tap.

part #: lmr2s price

  • $35.00

specifications labequipi:

  • brand: Thorlabs
  • mpn: Lmr2s
  • model: Thorlabs Lmr2s

seller labequipi:

  • # reviews: 75
  • city: San Jose, California
  • rating: 100.0%

offer labequipi:

  • started: September 20, 2025
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

payments labequipi:

  • other
  • credit card: Mastercard
  • wallet: Google-pay

shipping labequipi:

  • transit: 5-12 Days
  • carrier: USPS
  • type: Calculated
  • cost: $4.80
  • class: Standard
  • service: USPS Ground Advantage

returns labequipi:

  • method: Money back
  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted

general labequipi:

  • Healthcare, Lab Dental > Medical Lab Equipment, Devices > Other Medical Lab Equipment
  • condition: New Open box
category: business & industrial > healthcare, lab dental > medical lab equipment, devices > medical lab equipment, sku: 20393681752299883,
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3 offers $35.00–$35.00 USD
  • New – Open box. Offer #1 priced at $35.00 + $5.97 shipping estimate = $40.97* total. - 2" Lens Mount with Internal and External SM2 Threads, 8-32 Tap.+$5.97 shipping
  • Seller refurbished. Offer #2 priced at $35.00 + $5.97 shipping estimate = $40.97* total. This product is essential for precision optical setups where precise alignment and stability are crucial for achieving desired results. The THORLABS Lens Mount with Retaining Ring and Adapter is a high-quality optical component designed for securely mounting lenses or objectives.+$5.97 shipping
  • Seller refurbished. Offer #3 priced at $35.00 + $5.62 shipping estimate = $40.62* total. Dual Threading: Features both internal and external SM2 (2.035"-40) threads, allowing for easy integration with Thorlabs lens tubes and other SM2-compatible accessories. Up for sale is a Thorlabs Fixed Lens Mount.+$5.62 shipping

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