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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

  • Based on 3,006 reviews
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Availability: In Stock.
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Arrives Saturday, May 16
Order within 23 hours and 48 minutes
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Features

  • High Precision & Fast Response: This high-precision illuminance meter delivers lightning-fast readings 2 times per second, ensuring you get accurate light intensity dataperfect 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 needsprecision made simple.
  • PEAK Data Recording: Instantly lock in and display the highest light pulse value with a single press of the PEAK buttonperfect 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 youll always know when its 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.

Manufacturer: ‎Dr.meter


Part Number: ‎1330B-V


Item Weight: ‎12 ounces


Product Dimensions: ‎4 x 1 x 8 inches


Item model number: ‎1330B-V


Batteries: ‎1 9V batteries required. (included)


Is Discontinued By Manufacturer: ‎No


Style: ‎Light Meter


Material: ‎ABS


Power Source: ‎Battery Powered


Voltage: ‎9 Volts


Item Package Quantity: ‎1


Measurement System: ‎Metric


Included Components: ‎1 x Light Meter


Batteries Included?: ‎Yes


Batteries Required?: ‎No


Battery Cell Type: ‎Zinc Carbon


Date First Available: June 5, 2007


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, May 16

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Easy to use and accurate
I'm a photographer and videographer and shoot in a studio with CFLs in softboxes. I wanted a method of quickly measuring the output of light heads and CFLs. And Dr.Meter seems to be just what the doctor ordered. BUILD quality is good: sturdy plastics, rubberized buttons and a thick rubber bumper. It feels solid and confident in hand. The LCD looks like something from the 1980s (no gray scale or color) and lacks a backlight. The light sensor is under a translucent dome and attached to a coiled cable hardwired to the device. It might be a little too easy to snag the cable on something and damage it. A plug-in/replaceable cable would be preferable. OPERATION: Peel off the rubber bumper, lift off the battery door and install a 9v battery (included). Squeeze the bumper back on and you're ready to rock. Hit power and point the dome at the light source. If it shows "1" on the LCD, that's Dr.Meter speak for "out of range." Press the range button to calibrate to a higher measure value. You have a choice of LUX or FC and can retain/stop metering by pressing the hold button. That's pretty much it. If you plan on comparing or recording a lot of data points, bring a pencil and paper. This is a barebones meter and has no data transmission or memory ability. One thing I learned after metering my lights is manufacturer specs for CFLs are totally whack. In other words, Dr.Meter confirms what my eyes suspected: some 60W bulbs are brighter than 105W bulbs! So I need to balance lights by actual light output and not according to manufacturer specs. The other useful thing about this meter is I can record output of each light head from the subject's position, write it down, and precisely recreate the light balance of the set at a later date. FINAL BLURB: All in a great meter for measuring light levels in studios, offices, stage sets and homes: easy to use, accurate and priced reasonably. ... show more
Reviewed in the United States on May 19, 2015 by P.K. Frary

  • This is a Digital Light Meter not a photographic exposure meter
I find this inexpensive meter extremely useful for assessing lighting conditions at venues where I am taking photographs and videos. That said this is not a photographic exposure or flash meter and unfortunately if you are purchasing it as an inexpensive substitute to use for that purpose you will be disappointed. This meter gives you a simple to understand Lux reading corresponding to the brightness in the room. Our eyes are amazing self adjusting optical miracles... they compensate for conditions so much that we often have a difficult time judging just how light or dark conditions really are. Modern cameras and video cameras have sophisticated reflective light meters built into them and if used in an auto or semi-auto mode they will adjust the images we take for overall brightness. They will also predict whether the exposure will be under or over-exposed in manual as compared to a photo that is an even 18% gray. Very few people use traditional exposure meters these days. The problem for most is that if they try to take pictures or video in dimly lit areas without a flash or other external light source the camera (or you) can try to compensate with very slow shudder speeds, very high iso settings, along with the widest aperture your lens has available. It is decision making time as to how you are going to get your best results. Because of improved camera sensor technology this is less important these days than it once was, but this is still a recipe for pictures and videos that have poor image quality. I use the readings that I get from this light meter to help decide how to set up my equipment and/or adjust the lighting for the most satisfactory video of photo taking environment. One could accomplish the same thing by taking sample pictures and videos (which you most the time one has to do also), but I find the meter to be a time saver for initial decision making. I have a much more sophisticated and much more expensive photographic exposure meter. It is more complicated to set up and is overkill for this purpose most of the time, but this is the type of light meter that most photographers are looking for. This meter does only one thing... it measures the brightness of visible light and gives back a number representing either lux or foot candles. There are free android calculators and also charts that one can quickly convert these numbers into exposure settings, but this is not what this meter was designed to do. For novelty I have checked whether the readings are useful for this purpose and have had mixed results as compared to our actual photographic exposure meter. Since this is not what the meter was designed for you have to make adjustments to the results you get and the reflective meter built into the camera is more accurate. A modern photographic exposure meter has many more options in the way that light can be measured and gives it much more flexibility. The one I have has inputs and attachments for spot metering and flash metering. Of course it also automatically calculates recommended exposure settings. In my opinion this is a great meter and for me it has been a big time saver for assessing and adjusting the lighting conditions at an event where one I have set up video or photographic equipment. But... this is NOT a photographic exposure meter. While both are built up from similar sensors they are not the same tool. This cannot accomplish many of the tasks one purchases an exposure meter for such as setting up flash equipment. If you are trying to fine tune the results you get from your camera this is not going to help much if at all. I hope that is a helpful explanation and also explains why people have felt misled and others have said it is not suitable for photography. ... show more
Reviewed in the United States on April 12, 2014 by Steven M

  • a worthy meter
I recently received the Mastech meter to monitor the lighting in my nursery. I found it easy to use although the directions might be a bit improved. For instance, putting in the supplied battery it's necessary to remove the rubber casing. The instructions said to slide off the battery cover in the direction of the arrow but there was no arrow and the cover wouldn't securely fit unless the rubber case was on. It took a little practice to figure out the scales since pushing the range button wasn't simply reflected on the LCD, especially on the lower ranges (afterwords it would show 10x,100x, etc.)It would have been nicer had it shown the actual amount on the readout within a particular range rather than having to multiply it by one of the factors. I should emphasize that the above quibbles are very minor and that the meter performs it's functions very well. The meter is well built and the rubber casing and sensor cover afford it excellent protection. Both the sensor and main unit are light weight and easy to grip. The readings I got were consistent time after time.I think that for the money it's an excellent buy and superior to most others on the market in its price range or even some higher priced ones. I would recommend this meter for anyone who wants a reliable meter that covers a great range and is very affordable. ... show more
Reviewed in the United States on March 20, 2010 by robert

  • Very well made, professional grade tool
If like me you're used to getting substandard "toy like" instrumentation in this price range, this meter will surprise you! Lux or lumen meters like this have been around for a while, but until now "good" units were just too expensive for us to add to our kit. A very nice case, a good armored meter. Very easy to use, no need for instructions, but they are included and useful. Large readout easy to see, and a steady reading without constant fluctuation. Very pleased with this purchase. I will use this meter a half dozen times a year. Today it's mid December 2020. I'll come back next year to let you know if I'm still just as happy then. ... show more
Reviewed in the United States on December 14, 2020 by Scott

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