Carson MicroBrite Plus 60x-120x Accurate LED Lighted Pocket Microscope, Portable Educational STEM Toy, Mini Handheld Microscope for Student Science Lab (MM-300) , Grey
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Availability:
In Stock.
Arrives
Sunday, Jul 5
Style: Microscope
Features
- Lab Tested Accuracy Engineered and tested to provide truly accurate magnification, 120x optical zoom and reliable performance you can trust.
- Pocket Microscope The MicroBrite Plus LED Pocket Microscope is compact and lightweight, making it the perfect educational toy for portable use as a field microscope or classrom lab microscope.
- Educational Toy Add this STEM toy to any classroom science kit to bring educational content to life. The MicroBrite encourages hands-on exploration and a deeper understanding of the natural world
- Bright LED Illumination The built-in advanced light system of this handheld microscope for kids evenly shines bright LED light onto specimen to provide clear vision and accurate observations.
- High Magnification With a versatile magnification range of 60x to 120x, the MicroBrite can adapt to any experiment, providing stunning accuracy and precision when viewing prepared microscope slides or everyday objects under the microscope.
Light Source Type: LED
Model Name: MM-300
Material: Plastic
Color: Black/gray
Product Dimensions: 2.25"L x 1.2"W x 3.5"H
Real Angle of View: 45
Magnification Maximum: 120 x
Item Weight: 0.13 Pounds
Voltage: 1.5 Volts
Brand: Carson
Light Source Type: LED
Real Angle Of View: 45
Magnification Maximum: 120 x
Voltage: 1.5 Volts
Compatible Devices: Smartphone
Objective Lens Description: Achromatic
Power Source: Battery Powered
Item Dimensions L x W x H: 2.25"L x 1.2"W x 3.5"H
Item Weight: 0.13 Pounds
Enclosure Material: Plastic
Color: Black/gray
Model Name: MM-300
Brand: Carson
UPC: 750668011176
Global Trade Identification Number: 76
Manufacturer: Carson Optical, Inc
Manufacturer Part Number: MM-300
Model Number: MM-300
Unit Count: 1 Count
Warranty Description: Limited Lifetime Warranty
Built-In Media: Manual, MicroBrite Plus
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If you place your order now, the estimated arrival date for this product is:
Sunday, Jul 5
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View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Style: Microscope
I bought these to check my trichomes near harvest time. If you know what those are then this will mean more to you. I have one that is similar but does not go to the 120 power this one does, which really makes it easy to view things at the right level needed. It was also much easier to detect mold, fungus and spider mites at the higher power which came in handy for me this year. The light stays on when it's pressed which is nice compared to my last one I had which required you to hold the button down while trying to get it in the right position and adjust it all at the same time. It takes a bit getting used to since it kind of moves in reverse when you are viewing things. It's hard to explain, but it just takes some getting used to is all. And when viewing at the higher power it sort of exacerbates the situation. It works better if you just take a clipping from the plant and set it on a piece of white paper. But you can use it right at the plant too if you have a steady hand. Works much better than a jewelers loupe, although they have their purpose. Seems well made out of pretty dense plastic, so I suspect it will last a long time. Probably has many normal everyday uses too, so having it around could come in handy for other things. Well made and mostly easy to use and at a very reasonable price point.
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Reviewed in the United States on September 22, 2018 by E. A. Jacques
Style: Microscope
This microscope is NOT a toy, even though it sells for less than most toy microscopes do. As an engineer, I use the Carson MM-300 for my field investigations and have always found it perfectly suited for my needs. I also know that if people knew how to use this microscope correctly, everyone would give it a solid 5-star rating. In fact, I use this model more often than even very expensive "professional models" of equivalent magnifying power available for my use. The MM-300 is easy to use if you read and follow the simple directions. For example, NEVER wear eye glasses while using this (or ANY) microscope. Doing so makes sighting through it extremely difficult, if not impossible. Other simple rules are outlined in the instructions. But if you experience any difficulty, simply refer to the Q&A section on this web page to ask questions and get help. I have been an Electronics Engineer for 52 years and, after using this microscope in both indoor and outdoor applications and environments, I find the following to be true: (1) The optics are superbly sharp, (2) The field of view is very flat and with negligible edge distortion, (3) The LED light source is nearly perfect in both its light output and placement, (4) The focus and zoom adjustments are silky smooth, (5) The transparent plastic shroud surrounding the objective (bottom) lens easily allows additional light to fall on the subject, and (6) The ON/OFF switch for the LED light is perfectly located for ease of use. Using the MM-300, one can perform very precise, professional-level, microscopic examinations. So far I have used the MM-300 to help identify mold, inspect solder joints, study corrosion on metallic surfaces, examine fissures in military process materials, examine the quality of various protective and conformal coatings, study heat damage to various electronic components (capacitors, resistors, integrated circuits, insulation, etc.), examine the edges of various cutting implements, identify fungus infiltration into outdoor electrical enclosures, and so much more. But I've also used it outside of work to examine leaves, shells, insects so small they were virtually invisible to the naked eye, etc., etc., etc. The MM-300 is simple enough for use by people of almost any age. I purchased several of these for my grandkids' for use in creating science projects and reports, and my carpool partner purchased two MM-300 for his young family after carefully examining mine. Virtually everyone I have shown this microscope to has ordered one or more for themselves or as gifts. Look at all the positive reviews this easy-to-use microscope receives. It speaks volumes to the quality of this amazing instrument. I am convinced that negative reviews only come from those who simply do not know how to use any microscope correctly.
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Reviewed in the United States on February 26, 2017 by Jim
Style: Microscope
An amazing, cheap little pocket microscope that works wonderfully. I suspect some of the negative reviews may be from folks unfamiliar with microscopes. Images are reversed in most microscopes -- confusing to eye and hand -- but just a matter of getting used to. Used in traditional fashion, with material placed under a glass slide on a table, this scope is unbelievable for the price. For folks wishing to use the microscope OTHER than on a flat surface, you can indeed focus hand-held, but you may need to be a little more realistic than some of the negative reviewers. At these high magnification levels, very small movement towards or away from your object greatly affect the focus, -- so, you'll want to start (or stick!) with the lowest magnification on this microscope for handheld use, and use a steady hand, or brace your hands against a steady surface if you can. But even with nothing to brace on, I had no issue in the field examining detail on objects I couldn't see with the naked eye -- just shakier than if braced! I have several jewelers loupes, and I like them and use them often, but the magnification levels don't match the scope for seeing detail on very small objects. It's definitely nice to have both if you routinely inspect very tiny items. Finally, the LED light is quite bright, and the focus and zoom knobs surprisingly solid. Amazing for it's diminutive size! And, seriously, detractors: it's a pretty awesome pocket tool, all for not much more than a cup of Starbucks and a muffin!
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Reviewed in the United States on August 30, 2020 by Amazon Customer
Style: Microscope
This is a review for the MicroBrite Plus 60x-120x (MM-300) from Carson Optical. The MicroBrite MM-300 is just the ticket for gardening and exploring. It's lightweight but substantial and has a nice, solid feel. Like all of the more powerful small scopes, you need to tinker with it a bit to get the best magnification, and at the highest magnification you will also benefit by being still. I've used more expensive scopes and several natural light scopes over the years, and this LED light scope puts them to shame. The results are excellent from full sunlight to dark. The grip is quite ergonomic for such a small device. You can use the focusing ring with the same hand you're holding it with, and you'll need to use your non-dominant hand to adjust the zooming dial when needed. The LED switch is perfectly located for a quick press of the thumb. This handheld is also perfect for those of us who choose to avoid button batteries. I wanted an AA battery device because our local stores are often out of the button battery I need. The battery compartment opens easily and the single battery can be accessed in a snap. (AA battery not included). There is an indent on the top to weave in a lanyard thread. It's portable but not really pocket-sized unless you stow it in a cargo-type pocket. It's about the size of a deck of cards and twice as thick. I keep it in my gardening apron pocket, in my birding vest pocket, or around my neck with a lanyard. When it's on the lanyard I use it more often just because it's there. It's useful and fun. Whether you're looking at a praying mantis casing, diagnosing spider mites, checking herb for readiness, or exploring the micro world with kids, this is an excellent portable microscope for the money. If this review was helpful to you in any way, I would appreciate it if you'd please check "yes" below. Thanks!
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Reviewed in the United States on June 25, 2016 by Karen Little
Style: Microscope
This mini microscope is a really cool item and is useful for a lot of different applications where seeing the make up of of an item or substance is important. the LED provide adequate lighting and the unit is compact enough that is can be put into a bag or backpack with not real increase in weight. The view is clear as long as the lenses are kept clean at both ends but may be an issue for those of us who wear glasses, as I do, but I make it work. The controls are, however a little loose and sloppy and I can see that over time and significant use they would simply become worse. The focus knob isn't nearly as sturdy as it should be and letting go of it with your fingers can set it off from where you had initially set it up, so a more precise focus is needed with closer tolerances to that the knob isn't loose or "sloppy" is needed. Also the magnification is somewhat similar to the focus knob, it does it's job, but will get looser over time and needs closer tolerances in it's manufacturing to make it reliable and stays where it is told without the act of letting go of it causing it to move slightly. Other than that it is a great tool and I do recommend it for field use just making you aware that it is what it is and that it will never be a replacement for a true microscope. But if you are looking to have a field microscope in your pocket this is a great way to get it, I do recommend a carrying case for it so that dirt and dust do not get inside of it making the adjusting knobs wear out prematurely, and to prevent being packed with other objects from causing additional sloppiness in the focus and magnification adjusters! I do wish I had bought the microscope with the slide viewing slot in it as this would have expanded it's capabilities for me but might not be necessary for everyone.
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Reviewed in the United States on August 11, 2021 by Oculi_Angelicus
Style: Microscope
Works well right out of the box with clear magnification and bright illuminating light. HOWEVER, I do find that it takes a lot of getting used to for inspecting the edges of knives. I primarily use this for checking knives for rolled edges, chips, and other imperfections on the edge, and it does a great job at that. I do wish that the little piece on the end that is sort of a "spacer" was designed differently, as it is quite difficult to try to glide it along a flat surface (since it isn't completely round, it has like a cut-out).
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Reviewed in the United States on April 30, 2026 by Jim A.
Style: Microscope
I really hoped this would be a handy little tool, but unfortunately it fell well short of what was advertised. What went wrong: The first red flag was the LED light—not just dim, but not working at all. With no usable illumination, the whole purpose of the product was compromised. The build quality felt flimsy. The housing creaked and shifted when I tried to adjust or handle it, which made the experience feel unstable and cheap. It was difficult to use. The focusing mechanism didn’t move with any smoothness, and aligning the subject was awkward. When I did manage to get something in view, the image was blurry and lacked clarity. The magnification didn’t deliver the crisp detail I was expecting based on the listing. The product didn’t match the description. I was sold on the idea of a portable microscope with solid optics and illumination. What arrived felt like a compromise in every area. What could have been better: A working LED (or at least a warning if the sample unit has light issues). Fixed or solid internal components so the focusing and zoom feel reliable. Sharper optics so that the image clarity actually matches the advertised 60-120x magnification. Better instructions or support to help users get from “unboxed” to “clear view.” Final thoughts: This one was a let-down. If you’re looking for a dependable pocket microscope with working lighting and decent clarity, this product didn’t deliver. I really hope the manufacturer addresses these issues so future buyers don’t feel the same frustration.
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Reviewed in the United States on July 12, 2025 by Sami
Style: Microscope
Works well with a steady hand. Great for children. Although it has a bit of a learning curve, it can be gotten over and after it is, it opens a whole new world to the user. How to take a picture (or video) with this product (potentially other products) and a camera phone (and other cameras): 1. Place specimen on a stable surface. 1.5. If the edge of the specimen is being looked at, then place a consistent object (like a sheet of paper) under it. 2. The microscope must be positioned so that both hands can be free to hold the camera phone. To do this, place it over the object (and paper) and bring it into focus (at either 60x or 120x). Adjust the focus so that it is in a desirable focus when hands are not touching it. 3. Open camera app on phone and bring the EV and ISO settings down as much as possible. (your mileage might very with this, but I set my own to 200 ISO and -2 EV--those are the lowest settings on my phone). Zoom out the camera all the way. 4. Stabilize your elbows on a stable surface that will not allow you to move while taking the picture. 5. Bring the camera lens over the microscope lens. A spec of white light should be noticed looking through the phone screen looking through the microscope lens. Move the phone such that this light is in the center of the screen. Some visual content of the specimen should come into resolution after bringing it a bit closer. However, don't bring the lens of the camera too close to the lens of the scope. There's a sweet spot. You have to find it. 6. Take your picture. If your specimen is occupied by some living, moving animalcules, take your video. Steps 3-6 can be used in a more powerful light microscope (up and above 2500x). I used this method in biology and chemistry courses in college and the other students (and teachers) would always be surprised with the clean and high-quality pictures/video I would capture using this crude method. Here are some pictures I've taken using this method. The first two are of the specimen with just my phone camera ("new" rusted razor I need to return!). The third is my showing the placement of the scope over the specimen. Notice that the yellow sheet of paper is only under the edge of the razor because that's the portion I'm interested in. This also helped with stabalization, because the edge would not be flush with the table I was working on. Pictures 4, 5, 6, and 7 show me finding and zooming in on the speck of light I mention in step 5. The 8th and 9th pictures are the finished product (and make the rust on the edge extremely visible). The last image is one I took without lowering the ISO and EV levels in my camera app Btw, my phone is an HTC one M7, the first edition that came out (and I bought) 2+ years ago (march 2013). I think the camera has a capacity of 4 megapixels. So you probably have a much better camera than me. That said, your mileage may vary, but I'm confident that you can do this with just about any camera. Have fun with the Carson Scope!
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Reviewed in the United States on September 27, 2015 Reviewed in the United States on September 27, 2015 by Plato loves Circles