The Best Lab Photometers & Light Meters

Looking for the best Lab Photometers & Light Meters?

Discover now our comparison of the best Lab Photometers & Light Meters. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Photometers & Light Meters are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Photometers & Light Meters in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

SaleNo. 1

PAR Meter for led Grow Lights High Precision Quantum Sensor Par Light Meter PPFD Tester for Measuring Plants Photosynthetic Activity in 400-700nm Par Meter Ligh Lux Tester

【HIGH PRECISION PPFD MESUREMENT】This Par Meter integrated with highly accurate Quantum Sensor Measuring for Photosynthetic Photon Flux Density (PPFD) up to 5000 μmol/m²/sec in the wavelengths range from 400 nm to 700 nm. No more guessing. Having such a PPDF meter can help you dial in your lighting needs based on growth stage as to not over expose young plants and underexpose flowering plants
【THREE MEASUREMENT MODES】This PAR Meter for Led Grow Lights offers 3 measurement modes, which can be selected by the user according to needs. There are Dynamic Measurements is for every second measurement, Hold Measurement is for rhe last dynamic measurement, and the Logged Measurement is for the data recording in meter
【100 GROUPS DATA DAGGED 】With a large LCD display, user can see the real-time PPFD levels and also the last 4 historical data on display. This Par meter can store up to 100 data measurements by manual saving at indexes 1 through 100 which is especially useful for monitoring and tracking changes in light energy levels in real time
【IT IS A VALUABLE TOOL FOR GROWERS / SCIENTISTIS/ RESEARCHERS】The use of a PPFD Meter will be a great help in measuring the amount of energy your plants were getting at various distances from light and also the strength of light. Helping users make quick and accurate decisions to optimize your grows
【HANDLED / TRIPOD MOUNTING 】LANDTEK Light Par meter is very well made, compact, solid construction, simple operation and accurate. There's a handy 1/4” tripod socket that enables you to attach a selfie stick so that you can reach back and take measurements in far corners of your greenhouse. (Please Noted:the meter automatically shuts off after 3 minutes when no buttons are pressed)

No. 2

Solarmeter Model 5.7 Sensitive UVA & UVB Total UV Light Meter, Handheld Digital Radiometer and Light Bulb Tester for Measuring Ultraviolet Light, 0-1999 μW/cm², Made in USA

Total UV Meter - Make sure your UV lamps are up to manufacturers' standards with this practical light meter, perfect for monitoring PUVA therapy lamp intensity and aging, testing acrylic shield transmission, checking the efficacy of UV blocking eyewear, measuring window film and tint transmission, and monitoring outdoor UV exposure
Change Your Lamp Bulbs on Time - Special purpose bulbs decay over time and stop emitting the amount of UV light they should; with our Solarmeter, keeping track of your bulb's performance is easier than ever, and so is knowing when it's time to change it
Stay Safe from UV Light - UVA and UVB light are natural components of sunlight, and too much UV light exposure can lead to serious skin conditions; Use this meter to check UV levels to decide when it's best to do outdoor activities; Monitor xeroderma pigmentosum exposure and stay safe
Easy-to-Use - Compact, handheld, and durable, our Solarmeter UV Light Tester features simple single-button operation and an easy-to-read LCD Display; Powered by one 9-volt DC Battery (included) which lasts up to 2 years depending on use, this UV light meter boasts NIST Traceable accuracy
About Us - Solarmeter by Solar Light Company Inc. is the industry standard for UV and visible light radiometers that measure both indoor and outdoor light sources. Our NIST Traceable meters are used to monitor lamp irradiance and aging for UV sterilization, reptile husbandry, indoor tanning, red/blue light phototherapy, UV curing and UV Index.

SaleNo. 3

Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer, Range up to 200,000 Lux, Luxmeter with 4 Digit Color LCD Screen

Measures luminosity from 0 to 200,000 Lux and ambient temperature
High accuracy of ±3% rdg ± 8 dgts (<10,000 Lux), ±4% rdg ±10 dgts (>10,000 Lux)
4 digital color LCD screen, MIN/Max readings, data hold, auto power off, and low battery indication
Wide range of application, use lux light meter for set design, factory, office or home use
lightweight and compact, 2 years long period warranty

No. 4

VBR-REDNIR Meter,Test The Irradiance Intensity for 660nm Red Light, 730nm and 800-1000nm Near Infrared Light

Test irradiance intensity of red and near IR light. The sensor inside is from a famous Japan semiconductor company. For accuracy concern, please watch the videos for comparing the meter with a 500USD meter. For some reviews, We admit that there was a problem with the IR read being 10 times off during the product upgrade process, but it has now been resolved for every VBR-REDNIR meters.
Record irradiance intensity datas at different location methodically by grids.
Infrared lamps need to be tested frequently, because the radiation intensity decreases a lot with the increase of time of use.
Test the light for 660nm, 730nm, and 800-1000nm range.
Simple and safe APP. Only need to connect the bluetooth of smart phone. Can be still used even if there is no internet signals.

No. 5

Light Meter Digital Illuminance Meter with Ambient Temperature Measuring and Recording, Bluetooth Lux Light Meter with 32,752 Groups Data Logging, Handheld Photometer Lumens LED Brightness Tester

Light Meter with Corded light Sensor: Designed with Split-type corded light sensor, allowing you to photograph the meter reading with the sensor positioned in the bright beam. Greatly optimize your plant's growth or the ambient light with our lux meter to find the perfect lighting area
Advanced with Bluetooth Function: LANDTEK Light Meter itself enables data logging up to 32,752 groups, and unlimited data recording and storage by linking to iphone and PC via APP illumination meter (NOTE: only compatible with iphone iOS system, not for Android )
4-Range Settings: This high-quality digital illuminance/light meter has 4-range settings, 0-999.9/1000-9999/10000-99999/100000-200000 Lux, 1-9999 seconds recording interval, for a dynamic metering ability
Switchable illuminance units: Simply press the UNIT switch button to toggle between Lx (lux) and Fc (foot-candles) for illuminance, and between ℃ (Celsius) and ℉ (Fahrenheit) for temperature
On The Go Tester : This light meter datalog is for measuring luminosity and brightness . Compact and lightweight,an easy-to-read display in large LCD screen,multi-functional such as Data Hold function, MAX/MIN/AVG value recording, alarms, auto power off,and low battery indication

SaleNo. 6

Dr.meter LX1330B Digital Illuminance Light Meter, 0-200,000 Measurement Range Lux Meter, Lighting Intensity Brightness Measurement for Indoor Outdoor, Light Meters for Plants

High Precision & Fast Response: This high-precision illuminance meter delivers lightning-fast readings 2 times per second, ensuring you get accurate light intensity data—perfect for creating the ideal growing environment for your plants.
FC/LUX Conversion: FC or LUX? The Power is in Your Hands! Effortlessly toggle between FC and LUX to measure light intensity in the unit that suits your gardening needs—precision made simple.
PEAK Data Recording: Instantly lock in and display the highest light pulse value with a single press of the PEAK button—perfect for measuring lightning, laser beams, and other brief high-intensity sources.
Low Battery Alert: Stay powered, stay prepared! A handy + - symbol appears when the battery runs low, so you’ll always know when it’s time to swap out the 9V battery and keep your light measurements going strong.
Versatile Usage: Ready for any setting! Whether indoors or outdoors, this meter is perfect for homes, offices, factories, or measuring sunlight intensity to create the perfect environment for your plants to thrive.

No. 7

VBR-20 DLI Meter,Full Sun,Partial,Shade,Record Long Term Daily Light Integral,180 Days,MOL/m²/d,can be exported as a File

Quantify the total amount of photons received by a plant per square meter over the course of a day. The unit is mol/m²/d. After connect your phone for the first time, the DLI meter can automatically record the mol of each day. Every time you check the DLI, press the button and then connect your phone to update it to the DLI for the past 180 days at most.
Full Shine: >20mol | >6h, Partial Sun: 15-20mol | 4-6h, Partial Shade: 10-15mol | 1-4h, Full Shade: <10mol.
Can check the DLI datas and curve in the past half a year. Help growers to adapt to seasonal variations in light levels, optimizing plant growth and overall productivity. The datas can be exported as a file.
Outdoor and indoor application are both OK. Especially the sunlight, which is constantly changing.
Simple and safe APP. Only need to connect the bluetooth of smart phone. Can be still used even if there is no internet signals.
1 AAA battery inside the sun meter can be used for about 1 year. The flower shaped design blends with your horticulture.

SaleNo. 8

Quantum PAR Meter for LED Grow Light Full Spectrum PPFD Meter High Precision Quantum Sensor, Light Meter for Plants, Greenhouse and Farming Lux Meter Tester 400-700nm

PAR Measurement: Measures Photosynthetic Photon Flux Density within a range of 0 to 5000 μmol/m²/sec; across 400±10nm to 700±10nm wavelengths; Features a large display for easy reading; offering MAX/MIN/AVG data functions for comprehensive analysis`
Dynamic Measurements: This mode continuously records measurements as you scan an area until you hold or power off; AVE (average); MAX (maximum) and MIN (minimum) values are calculated from these dynamic readings; Data is stored internally for analysis. Enables the storage of up to 100 measured values
Advantages of a PAR Meter: Accurate Light Measurement: Quantum PPFD sensor provide precise measurements of light intensity in the range that plants use for photosynthesis. By using a PAR meter, growers can ensure that plants receive the right amount of light for photosynthesis, leading to healthier and more vigorous growth
Monitoring Light Levels: Users can monitor changes in light intensity over time and adjust growing conditions accordingly to prevent overexposure or underexposure to light. With accurate light measurements, growers can optimize energy consumption and ensure that plants receive the appropriate amount of light for their growth stages
PAR meter is a valuable tool for anyone involved in indoor gardening, horticulture, or plant research, offering precise measurements and insights into optimizing light conditions for plant growth and health

No. 9

Mcbazel Digital Illuminance Light Meter, Photometer Light Intensity Sense Tester with LCD Display,Lux Meter Range up to 200,000 Lux for Grow Plants/Photography/Indoor/Garden

Lighting accuracy: plus or minus 3% plus or minus 10 dgts (<10000 LUX), plus or minus 4% plus or minus 10 dgts (>10000 LUX)
EXTRA LARGE RANGE Our digital illuminance meter has a wide measuring range of up to 200,000 LUX. The highly sensitive illuminance sensor ensures accurate and fast response with a sampling frequency of up to 2 times per second.
User-friendly design: Easily switch between the two main units of illumination intensity - LUX and FC - as needed. The LCD display ensures clear vision, the backlight ensures the readability of the meter even in dark environments.
Multifunctional: With our meter, you can not only measure the current brightness, but also the maximum and minimum values. With the data hold function, you can freeze the reading on the display, which can be useful when you need to record the measurement.
ENERGY EFFICIENT The meter has an automatic shut-off function which helps to save battery when not in use. A low battery indicator lets you know when it's time to change the battery so that the meter is always ready to use.
Wide Application Our gauge can be used in schools, hospitals, factories, airports, families and other occasions for brightness measurement, and is an indispensable measuring tool for professionals, academics and hobbyists.
The product requires 3 x AAA batteries to work with which are NOT included

No. 10

PAR Meter for LED Grow Lights,High Precision and Split Design PPFD Meter with 400-700nm Range，Par Light Meter for Plants and Greenhouse

Good Value：Instant PPFD readings for Greenhouse and LED Plant Factory.PAR meter for LED grow lights,Ensures uniform light distribution in indoor farms & vertical agriculture setups.
Accurate PPFD meter:Provides precise accurate readings with a range of 0-4,000 µmol/m²s, Measures PAR light (400-700nm), ideal for optimizing LED grow lights
Portable Quantum Meter: This easy-to-use handheld device is lightweight and convenient for transport.
Greenhouse Accessories: Includes: remote sensor, two connection cables (short-coiled & 12’ long-straight), making it easy to measure distant locations.
Advanced Quantum PAR Meter :Stores 99 historical measurements, ideal for tracking light changes in research & farming.

What is the purpose of a comparison site?

When you search for a product on the Internet, you can compare all the offers that are available from the sellers. However, it can take time when it is necessary to open all the pages, compare the opinions of the Internet users, the characteristics of the products, the prices of the different models… Offering you reliable comparisons allows us to offer you a certain time saving and a great ease of use. Shopping on the Internet is no longer a chore, but a real pleasure!
We do everything we can to offer you relevant comparisons, based on various criteria and constantly updated. The product you are looking for is probably among these pages. A few clicks will allow you to make a fair and relevant choice. Don’t be disappointed with your purchases made on the Internet and compare the best Lab Photometers & Light Meters now!

Last update on 2025-07-05 / Affiliate links / Images from Amazon Product Advertising API

Search and kompare over thousands products reviews

Looking for the best Lab Photometers & Light Meters?

What is the purpose of a comparison site?

Related posts: