Reviews Optical Power Meter

3B Scientific U17310 Student Spectrometer, 360 to 800nm Spectral Range, Includes Software

2 Years warranty. 5 inches LCD read data directly, Lightweight and convenience, also have software to output colorful gragh, great for LED Grow Lights Full Spectrum Tester..
With auto zeroing capabilities, you can be sure you'll always get a reading with pinpoint accuracy, integrating time 50us-10s, really fast!.
Long focal length optical system, 2 nm optical resolution of Light Measurement Meter.
High performance linear CCD sensor 3648 points.
Precise Measurement: LED, Tungsten, Natural Light, Sunlight..etc. Handheld and Portable. PAR Meter PPFD always for what you need in your daily endeavors..
Spectrometer Portable with PC software, can test synchronously and output excel, pdf, screenshots, osh...etc..

Product 1: Full-size laptop case compatible with laptops up to a 14.1" screen.
Product 1: High-volume front compartment provides storage for power cords, business cards, USB device and other personal essentials.
Product 1: Convenient front pocket stores quick access items like an airline ticket or passport.
Product 1: Adjustable shoulder strap and grab handle allows for easy transport.
Product 2: Smooth, precise and affordable USB-connected 3-button optical mouse.
Product 2: High-definition (1000 dpi) optical tracking enables responsive cursor control for precise tracking and easy text selection.
Product 2: The 3-button wired mouse measures 4.3" x 2.4" x 1.35" with a 4.92 foot (1.5 meter) cable.
Product 2: Works with Windows and Mac OS (Note that the provided connector is USB-A, if your device only supports USB-C an additional adapter will be required)..

Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a reliable and effortless manner.
Minimal maintenance required. No need for solution refill or frequent membrane change..
Easy auto. Calibration for saturated air and zero-oxygen.
IP67 waterproof and dust-proof structure, ideal to be used in harsh environments.
Comes with a complete meter kit, including the DO meter, 10 ft optical probe, calibration cap, and a rugged carrying case.

... the system stable. It has built-in various camera test tools, Compatible with almost all model’s cameras, such as DAHUA, HIKVISION, Samsung and Axis. Use it to make your installation efficient and easy.
Video record and playback, POE power output, PTZ control, screen snapshot 4 x zoom. TDR / Digital Multi Meter / Optical Power Meter / VFL, We have tested every CCTV Tester when this product appear in Amazon website to ensure product quality assurance, if there any further questions, Please feel free to contact us. And we offer 24 hours technical support.

Aluminum housed desktop optical drive with USB 3.0 and M-DISC support for reliable long-term storage..
Mac and PC compatible: OS X 10.6 and later.

4-Pack Fiber Cable Description: OS2 LC to LC Fiber Patch Cables, 1 Meter | Duplex LC LC Singlemode Fiber Patch Cable 9/125 Corning optical fiber core/cladding. Ceramic ferrule LC to LC fiber patch cable connectors. High bandwidth optical fiber for high speed, low loss, data transmission. Yellow 2.0mm outer diameter, PVC, OFNR jacket with zip-cord. | Education, Corporate, Military/Defense, Government, Healthcare, Finance and General Commercial, Computer Networking Applications..
Fiber Patch Cable Details: 4 pack – 1 Meter (3.28ft), SMF, Zip-Cord Reinforced, Singlemode LC to LC Fiber Patch Cable, Fiber Jumper Cords..
Fiber Cable Assembly: OFNR, Yellow Colored, 2.0mm outer diameter, riser rated, os2 fiber patch cable..
Core / Cladding: 9/125µm Corning Optical Fiber – 9 micron diameter fiber core / 125 micron diameter cladding (1 micron is 1 one-millionth/1 meter). The fiber optic core is surrounded by a transparent, low refraction, cladding material. Light is contained within the fiber core (total internal reflection) causing the fiber within the patch cord assembly to act as a wave-guide. Light travels through the fiber bouncing off the boundary between core & cladding..
Patch Cable Rating: OFNR Riser Rated Singlemode Duplex Fiber Opt....

【Electricity Usage Monitor, Extension Cord】you can virtually monitor standby or working power dissipation of all your electronics. Monitor which appliances are the high cost of energy. save energy, money, Reduce CO₂emissions, environmental friendly,etc.electrical usage monitor.
【Upgrade Blue Backlit LCD Display】The digital large backlit LCD display screen is 180° full wide view clear visible, make you easy to read and record the data, especially in the darkness.power consumption meter.
【Overload Protection】 When the whole power exceeds the rated power 1650W of monitor, LCD will display.watt plug meter.
【Various Parameters Measurement】CO₂ Emissions(CO₂/KG), Power(W), Energy (KWh), Voltage/Hertz, Amps/Hertz, Power Factor, Minimum power and Maximum power, 8 modes for your choice.kilowatt meter.
【Data Hold Function】Electricity Usage Monitor will save the last datas when you remove the appliance from power meter or remove the power meter from the socket.
If you're not satisfied with it, please feel free to contact, We take full responsibility for product quality.plug in amp meter.

Large Range: The measuring power range of this RF power meter is -60～-5 dBm (External RF attenuator can be extended to 100dBm), and the frequency range is up to 8000MHz..
Specific Feature: The RF power meter is light, compact and convenient, with a measurement power resolution of 0.1 dBm, and an output interface SMA_K..
Clear Display: This RF power meter comes with an LED screen, the data is clear and straightforward, and it is easy to use..
Standard Structure: The precise mechanical structure of the RF power meter makes the measurement accurate, convenient and reliable..
Quality Assurance: The RF power meter has been inspected many times before it leaves the factory to confirm the quality..

Product 1: High-performance USB-powered (5V) computer speakers with bottom radiator for “springy” bass sound.
Product 1: Simple plug-and-play setup (no drivers needed).
in-line volume control for easily adjusting the volume.
Product 1: Brushed black metal finish and blue LED accent lights for sleek, modern style.
padded base for scratch-free placement and stability.
Product 1: Frequency range of 80 Hz - 20 KHz.
2.4 watts of total RMS power (1.2 watts per speaker).
Product 2: Smooth, precise and affordable USB-connected 3-button optical mouse.
Product 2: High-definition (1000 dpi) optical tracking enables responsive cursor control for precise tracking and easy text selection.
Product 2: The 3-button wired mouse measures 4.3" x 2.4" x 1.35" with a 4.92 foot (1.5 meter) cable.
Product 2: Works with Windows and Mac OS.