4 best ce light meters

CE light meters, also known as light intensity meters or illuminance meters, are devices used to measure the level of visible light in a specific area. They are commonly used in various fields, including healthcare, photography, agriculture, and industrial settings. Here are some key points about CE light meters:

Functionality: CE light meters are designed to measure the intensity of light in units such as lux or foot-candles. Lux is the metric unit of illuminance, while foot-candle is the imperial unit. These measurements help quantify how bright or well-illuminated a space or object is.
Applications:
- Healthcare: In healthcare, CE light meters can be used to measure light levels in hospital rooms, operating theaters, or patient examination areas to ensure proper illumination for medical procedures and patient comfort.
- Photography: Photographers use light meters to determine the ideal exposure settings for capturing high-quality photos in various lighting conditions.
- Agriculture: In agriculture, light meters are used to assess natural or artificial light levels in greenhouses, ensuring optimal conditions for plant growth.
- Industrial Settings: Light meters are employed in industrial environments to monitor workplace lighting for safety and productivity.
Types:
- Digital Light Meters: These meters provide digital readouts of light intensity and are often equipped with various features such as data logging and the ability to measure different ranges of light intensity.
- Analog Light Meters: Analog meters have a scale and a needle that moves to indicate light intensity. They are simple to use and may not require batteries.
Measurement Range: CE light meters can measure a wide range of light intensities, from very low levels for low-light conditions to extremely high levels for outdoor settings with direct sunlight.
Calibration: CE-certified light meters are typically calibrated to ensure accurate and reliable measurements. Regular calibration is important to maintain their accuracy over time.
Use in Health Monitors: Light meters are sometimes integrated into health monitors, particularly pulse oximeters. In pulse oximeters, they help measure the amount of light absorbed by oxygenated and deoxygenated blood to determine oxygen saturation levels in the body.
Display and Controls: Light meters come with user-friendly displays and controls, allowing users to switch between different measurement modes and settings as needed.
Portable and Handheld: Many CE light meters are compact and portable, making them easy to carry to different locations for on-the-spot measurements.
Maintenance: Proper care and maintenance of light meters are essential to ensure accurate readings. This includes keeping the sensor clean and periodically calibrating the device.

CE-certified light meters are considered reliable tools for measuring light intensity and ensuring that lighting conditions meet specific requirements, whether for health monitoring, photography, or various industrial applications.

Below you can find our editor's choice of the best ce light meters on the market

Apera Instruments, LLC-AI481 TN400 Portable Turbidity Meter, Infrared Sensor, ISO 7027 Compliant, EPA Approved Standard Solutions for Easy Calibration, Accuracy: ±2%+Stray Light

Apera Instruments

Based on 21 reviews Check latest price

Product description

Apera Instruments TN400 Portable Turbidity Meter is built with an infrared light source, using ISO7207 compliant cephalometric method (90°) with a user-friendly operating system, designed for reliable and easy turbidity measurements from 0 to 1000 NTU in various applications both in-field and in-lab such as water treatment and beverage making. The test kit comes with 4 vials of high-molecular polymer turbidity standard solutions (0. 02 NTU, 20. 0 NTU, 100 NTU, 800 NTU), which are EPA approved primary standard for calibration of turbidity sensors that are safe, non-toxic and disposable; NIST traceable to particle size/distribution and optical density, and its inherent stability means it does not settle from suspension. The standards have a one-year shelf life. The convenient submicron polymer suspensions are non-toxic primary calibration standards approved by the U. S EPA for drinking water analysis. The meter is CE certified and comes with a 2-year .

Infrared sensor — ISO7207 compliant cephalometric method (90°)
Intuitive operation system on a large TFT screen— measure and calibrate at ease
U. S EPA certified, non-toxic polymer standard solutions with 1-year shelf life, easy-to-use
Continuous measurement mode available by holding the Measure button for 3 seconds
CE and ISO 9001: 2015 certified

User questions & answers

Question:	what is the minimum volume required for analysis? How large are the test vials that are included
Answer:	Sample Volume: 18ml or about 4/5 of the sample vial. Vials are 25mm in diameter by 60mm tall
Question:	Hi, we would like to find a #2 sample vials replacement ( φ25×60 mm) for the apera instruments tn400. what is the right product to order
Answer:	TN400-S2 (#1,#2,#3 sample vials, one of each). We have it available on our Apera official website - https://aperainst.com/tn400-s2-sample-vials-set.
Question:	Does it come with a wall plug
Answer:	No
Question:	Is this unit capable of exporting the testing data
Answer:	No.

Product features

Fast and reliable measurement

Single measurement takes less than 10 seconds. Hold the measure button to start the continuous measurement mode for higher reliability.

Easy calibration

Four points of calibration available for your choice: 0 NTU, 20 NTU, 100 NTU, 800 NTU.

Complete Test Kit

Comes with a complete test kit, including TN400 turbidimeter, calibration solution set, 3 sample vials, silicone oil for vial cleaning, microfiber wipe, and AA batteries all in a rugged carrying case.

U.S EPA approved Polymer Turbidity Standards

The test kit comes with 4 vials of AMCO high-molecular polymer turbidity standard solutions (0.02 NTU, 20.0 NTU, 100 NTU, 800 NTU), which are EPA approved primary standards that are safe, non-toxic and disposable, and have a guaranteed one-year shelf life. It is NIST traceable to particle size/distribution and optical density, and its inherent stability means it does not settle from suspension.

*Store the standards in room temperature. They must not be frozen.

Technical Specifications

- Measuring Method: ISO 7027 compliant nephelometric method (90°).

- Measuring Range: 0 to 1000 NTU, automatic range selection: 0.01 to 19.99 NTU; 20.0 to 99.9 NTU; 100 to 1000 NTU.

- Resolution: 0.01/0.1/1 NTU.

- Reading error: ≤ ±2 % of reading± stray light.

- Repeatability: ≤ ±1% of reading or 0.02 NTU, whichever is greater.

- Calibration standards: 0.02 NTU, 20.0 NTU, 100 NTU, 800 NTU(Polymer).

- Light source: Infrared LED (850nm wavelength)

- 3 pcs Sample vials: Φ25×60 mm, high borosilicate glass with caps; sample volume: 18 ml.

- Operating temp. range: 0 to 50˚C (32˚F to 122˚F).

- Power supply: 4× AA Alkaline Batteries.

Ohaus ST10 pH Pen Meter, Waterproof, 0.1 pH

Ohaus

Based on 27 reviews Check latest price

Product description

Ohaus pen meters provide accurate measurement of pH, oxidation-reduction potential (ORP), conductivity, salinity and total dissolved solids (TDS). Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement with no restriction. Each meter offers simple operation in a slim & portable design providing fast, straight-forward results time and time again. Durably constructed to withstand wear and tear, Ohaus pen meters provide a sturdy plastic, waterproof housing, protective safety cap, integrated wrist strap and auto shutdown feature to preserve battery life.

Package Dimensions: 4.064 H x 22.352 L x 6.604 W (centimetres)
Package Weight: 0.55 pounds
Country of Origin : China
Unit count: 1.0

User questions & answers

Question:	So this pen does not need to be calabrated? I just see a on/off switch. Thatd be dope cause i hate calabrating ph pens
Answer:	Yes, correct. The meter doesn't need to be calibrated, turn it on, insert it in your substrate and leave it on for 10 seconds and then check the gauge
Question:	Where is this meter manufactured
Answer:	Thank you for asking and contacting Ramo Trading Ohaus has a factories in USA and China This product made in China Thank you
Question:	what happens when you need to calibrate? I know it is factory calibrated but does it go out of sync by time
Answer:	That model does not have a calibration function, once it is no longer calibrated it will need to be replaced. Item 186025 has calibration abilities and uses a triple point calibration (pH 4, 7, and 10).
Question:	I have no idea about the storage solution, is there any way we can get it or at least what it is??? thanks for your concern
Answer:	OHAUS now delivers a line of pen meters that are durable, practical and affordable. Starter pen meters—the portable solution for on-the-go measurement of pH, oxidation-reduction potential (ORP), conductivity, salinity, total dissolved solids (TDS) and dissolved oxygen (DO). Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement with no restriction.

Triplett 3022 Model 310-C Hand-Sized Analog Multimeter with Polarity Reversing Switch - AC/DC Voltage, DC Current, Resistance

Triplett

Based on 43 reviews Check latest price

Product description

TRIPLETT are known today for our full line of products in six major categories – electrical Test & measurement, voice data & video Test, security camera Test, vision and inspection, specialty tools and tool kits. In addition TRIPLETT customizes Test equipment for large end-customers in security, Datacomm, MRO, mining, rail and other markets. TRIPLETT Corporation was founded in 1904 in bluffton, Ohio by Ray L. TRIPLETT. Acquired by jewell instruments in 2007, TRIPLETT relocated to jewell’s manufacturing facility in manchester, new hampshire.

18 ranges and functions including AC/DC Voltage Measurement to 600V with polarity reversing switch electrically reverses the test lead connections
Drop resistant, high impact case and fused resistance ranges
Diode Overload Protection against damage to the meter movements caused by accidental overloads
Single selector switch allows you to switch easily from range to range and function to function
Compact voltmeter with three defined, easy-to-read scale areas

User questions & answers

Question:	My Triplet meter is great however, the Eveready 504 15 volt battery needs replacing. Does anybody know where to get a replacement. Eveready no longer makes them and I have had no luck in finding a replacement. There is a company who is selling a battery named "Exell 220 15Volt". I ordered one however it was DOA. I call
Answer:	Just a clarification. Yours is a much older version of the same meter. Triplett changed the circuit years ago to accommodate currently made 1.5V and 12V cells. I don't believe the old ones, and I have one that's probably 40+ years old, can be converted to new batteries. Even if it could be accomplished, it would be cost prohibitive with very high precision special value resistors and require recalibration of all the resistance ranges, and then you'd have to change the battery boxes inside to accommodate the different size batteries. I've had no trouble finding fresh batteries the vintage 310-C that was my father's. As mentioned by others, there are sources for them. Google is your friend to help you find them.
Question:	where can the 1/16th Amp fuse be located for sale
Answer:	Thank You for contacting CableOrganizer.com. We don't currently sell the 1/16th Amp fuses, but Amazon does sell them. Please check ASIN# B007N6O6OA or B00E9F3PM2. Thank You.
Question:	How can you tell which meter has the 12volt vs. 15 volt battery? the specifications don't say
Answer:	The new models have the 12volt battery
Question:	does this meter ave amp readings or an attachment for amp reading
Answer:	It will only measure up to 600 milliamperes DC. You would need a clamp on adapter to measure amps.

Product features

Compact, Precision Analog Multimeter

The Triplett Model 310-C is a hand-sized analog multimeter with all of the versatility and performance of larger, more expensive bench-size models.

Versatility and readability have not been sacrificed in order to provide a portable VOM.

Small enough to be carried in your tool box, glove compartment, brief case, or shirt pocket, the Model 310 features 20,000 ohms per volts DC sensitivity and 5,000 ohms per volt AC.

Overload Protection

It offers a diode overload protection against damage to the meter movements caused by accidental overloads.

A fuse is used to protect the RX1 range. The fuse and batteries can be easily replaced by removing the back cover.

18 Ranges

This model has 18 different ranges that can be easily read on only 3 clearly defined scale areas. A single selector switch allows you to switch easily from range to range and function to function.

Polarity Reversing Switch

A convenient Polarity Reversing Switch electrically reverses the test lead connections, correcting accidental downscale readings and permitting "capacitive kick" readings on the Ohmeter ranges.

Zacurate Pro Series 500DL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard (Royal Black)

Zacurate

Based on 99 reviews Check latest price

Product description

The Zacurate Pro Series 500DL fingertip pulse oximeter is manufactured according to the CE and FDA standards set for pulse oximeter designed for sports enthusiasts, pilots or anyone who wants to obtain their SpO2 (blood oxygen saturation levels) and PR (Pulse Rate) on the go. The pulse oximeter LED display now faces the user so that the user can read it easily. We have also upgraded many internal hardware and software components of the pulse oximeter. For example: the pulse oximeter can now display SpO2 up to 100%! Taking a reading is easy, just clip it on to your finger and turn it on at the press of a button. The large LED display makes viewing the results a snap. Its small size makes it easy to carry around and a lanyard is also included for added convenience. Comes with 2 AAA batteries and a silicon cover to protect your pulse oximeter from dirt and damage. Zacurate is a registered trademark of USPTO. We will actively and aggressively pursue any parties who infringe on our intellectual property rights to the maximum extent allowed by the law. Beware of Imitation, Buy Original. Zacurate Pulse oximeter is designed in USA. This device is for Sports & Aviation use only and is not a medical device.

ACCURATE AND RELIABLE - Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength in 10 seconds and display it conveniently on a large digital LED display.
FULL SPO2 VALUE - The ONLY LED pulse oximeter that can read and display up to 100% for SpO2.
SPORT/HEALTH ENTHUSIASTS - For sports enthusiasts like mountain climbers, skiers, bikers or anyone interested in measuring their SpO2 and pulse rate. SpO2 and Pulse Rate now faces instead of away from the user for an easy read.
ACCOMODATES WIDE RANGE OF FINGER SIZES - Finger chamber with SMART Spring System. Works for ages 12 and above.
LOADED WITH ACCESSORIES - Include 2X AAA BATTERIES that will allow the pulse oximeter to be used right out of the box, a SILICON COVER to protect your pulse oximeter from dirt and physical damage and a LANYARD for convenience. Comes with 12 months WARRANTY and USA based technical phone support.

User questions & answers

Question:	do you have rechargeable batteries? works with 110v? and does it measure blood pressure too
Answer:	Three red lights indicate full battery.
Question:	My elderly mom who has copd and renaud's syndrome has a hard time getting a reading. is this pulse oximeter sensitive enough
Answer:	Depends how you mean pulse rate. Accurate pulse rate is maybe 1 in 10 inaccurate much better percentage. Please do not buy this if you require a accurate reading for health reasons.
Question:	who do i contact if this does not work
Answer:	Hi! My name is Sara and I am with Beyond Med Shop. Usually, it takes about 10 seconds after turning on the oximeter to get a reading. Please note though that when your blood perfusion level is low or when your hands are cold, the device may need more time to optimize and register an accurate reading. In this instance, we suggest that you warm your hands and fingers before taking the measurements. You can do this simply by rubbing your hands together. Remember your pulse oximeter is measuring your SpO2 and PR based on your blood flow. If the blood flow in your finger drops below a certain level, the pulse oximeter will not be able to function. I hope this helps. Please email us at cs@beyond medshop.com if you require additional information.
Question:	where is it manufactured
Answer:	Yes I have and the heart rate is very close. I have several of these and COPD and this ones heart rate at least the one that I have is very good. On the cell phone app which is called Oximeter the oxygen sensor is way off like 5 points high which is critical and I was told that the cell phone oximeter was more designed for sports than for actual health problems! as an example a five point spread could cause major organ damage do to low oxygen!

Product features

500DL Pro Series Pulse Oximeter

The 500DL Pro Series Fingertip Pulse Oximeter was born primarily due to customer’s frustration with the CMS 50DL. The CMS 50DL was slow, sensitive to movement, inaccurate under indoor lighting and was able to read SpO2 only up to 99%. Now you can accurately and reliably determine your SpO2 (Blood Oxygen Saturation Levels), Pulse Rate and Pulse Strength. Designed for sports enthusiasts, aviators, trainers, bikers, mountain climbers or anyone who wants to obtain their SpO2 on the go.

Accurate and Reliable

Our Pro Series pulse oximeter accurately determines your SpO2 (blood oxygen saturation levels) within +/- 2% deviation.

Hypoallergenic

Constructed with a high quality medical grade silicone finger chamber that is hypoallergenic and latex free.

SpO2 Levels Reach 100%

Blood Oxygen Saturation Level values now reach up to 100% and SpO2 and Pulse Rate now faces the user.

Easy Battery Removal

Our quick snap-off battery cover allows you to place and remove batteries completely hassle-free.

Frequently Asked Questions

Q: How do I know the battery is low?

A: Please note that the flashing battery icon that appears each time you turn on the device indicates that the device is checking the power supply. It disappears after 2-3 blinks. If the battery icon remains on the LED display, then it is an indication of low battery level.

Frequently Asked Questions

Q: How do I turn off the pulse oximeter?

A: The 500DL pulse oximeter turns off automatically in 16 seconds after you remove your finger.

Frequently Asked Questions

Q: Can the 500DL Pulse Oximeter be used on children?

A: Yes. However, we highly recommend using our children pulse oximeter instead which is specifically made for children. The finger chamber of the 500DL Pulse Oximeter may be too big for children with small fingers. This can affect the accuracy of the reading.