The Thorlabs PM140 is a compact and user-friendly optical power meter specifically designed for measuring the power of laser beams at a wavelength of 400nm. It utilizes a silicon photodiode sensor to accurately measure optical power. The device features a clear LCD display for easy reading of measurements and a simple interface for straightforward operation. Its compact and portable design makes it suitable for both laboratory and field use. The PM140 is an essential tool for anyone working with 400nm lasers, ensuring accurate power measurements for optimal performance and safety.

Thorlabs PM140 400nM Laser Optical Power Meter
The Thorlabs PM140 is a handheld optical power meter designed for measuring the power of laser beams at a wavelength of 400nm. It features a silicon photodiode sensor, a user-friendly interface, and a compact design for easy portability. Ideal for laboratory and field applications.
Product Condition & Availability
Thorlabs PM140 400nM Laser Optical Power Meter is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
$1,079.00
instock
In stock
FedEx, UPS, USPS
Shipping world-wide available:
DHS, FedEx International
Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
Fast Shipping & Flexible Payments
We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.
You May Also Like
Agilent 856x series Spectrum Analyzer Extender cable
$365.00York / PK Technology FK12 Angled Fiber Cleaver **CALIBRATED**
$2,630.00Yokogawa WT1600 Digital Power Meter
$3,080.00Yokogawa PZ4000 Power Analyzer
$4,480.00Yokogawa PX8000 Precision Power Scope, 100 MS/s, 20 Hz to 6.4 kHz
$31,480.00Yokogawa DLM5058 Mixed Signal Oscilloscope: 8-Channel, 500 MHz
$4,250.00Yokogawa DLM5054 Mixed Signal Oscilloscope: 4-Channel, 500 MHz
$4,250.00Yokogawa DLM5038 Mixed Signal Oscilloscope: 8-Channel, 350 MHz
$4,250.00Yokogawa DLM5034 Mixed Signal Oscilloscope: 4-Channel, 350 MHz
$4,550.00Yokogawa DL7200 CAN Bus Signal Analyzer W D,BS,C10
$1,279.00
Reviews
There are no reviews yet.