ReviewsFocus Calibration Reference

Apera Instruments PH9500 Research-Grade Benchtop pH Meter Kit with Comprehensive GLP Data Management and Data Output to Printer/PC

Comprehensive GLP data management including manual/auto. data logger with 500 sets of storage and USB Data export to a pin-type mini printer or PC for further analysis and report.
Equipped with Apera TestBench that consolidates a flexible electrode holder, buffer organizers, and an intelligent magnetic stirrer altogether, streamlining the process of measurement and calibration..
An advanced yet intuitive user interface with plain language and graphic screen prompts, supporting English, Spanish, German, and Chinese..
Supplied with Swiss LabSen 211 glass-body pH electrode featured with the blue impact-resistant glass membrane and a Long-life reference system, achieving the highest possible accuracy (0. 003 pH).
1 to 5 points of automatic calibration with a choice of 5 pH standard buffers and smart self-diagnosis to ensure successful calibrations. Slope and offset are ready to view after calibration..

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YINMIK pH Meter with Flat Surface Electrode to Measure pH of Liquids Semi-Solids e.g. Hydroponic Nutrient, Wort in Beer Brewing, Lotions and Creams Cosmetic, Durable Tester with Protective Sensor Cap

...INMIK flat probe pH tester resists breaking and prevents junctions from becoming clogged, which is easy to use and convenient for cleaning. In addition, attributed to the flat surface electrode, this pH meter performs excellently when measuring pH of small volume samples..
[Easy to Calibrate] Supporting 3-point auto calibration, following the instruction manual can easily achieve 4.00, 7.00, 10.01 auto calibration. Don't worry about the calibration solution, you can easily configure up to 500ml of calibration solution for each standard using the calibration powder included in the package. In addition, you can also purchase calibration powder from the YINMIK store on Amazon at an affordable price..
[Long life span] The protective cap of the tester contains a wet sponge soaked in KCL solution, making the probe always moist, and that gives the tester more durable life. This design avoids the problem of most other products where the electrode is directly exposed to air, thus causing the reference electrode to dry out and the pH tester to fail to read accurate values..
[User-friendly Design] The long electrode design can measure the pH value of solutions in deep containers, which is very convenient in hydroponics, laboratory, fermented food preparation,....

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Focus Pyramid AutoFocus Lens Calibration Tool Compatible With Most DSLR Cameras

Frustrated with slightly out of focus images?.
You need to take control over your cameras autofocusing system.
Focus Pyramid makes lens calibration quick and easy at an affordable price.
Use with all modern DSLR Camera Canon Nikon Sony Fuji Olympus Pentax and more.

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SunGrow Measure Salinity of Water with Aquarium Refractometer Remarkable Accuracy Includes Calibration Tool Ensures Overall Health of Plant and Marine Life Easy and Clear Reading

✔ SPECIFICALLY DESIGNED REFRACTIVE INDEX READER FOR SALTWATER AQUARIUM--The algorithm is made specifically for testing seawater and saltwater. This....
✔ AUTOMATIC TEMPERATURE CALIBRATION --- The calibration process should be carried out with both the room and the instrument at 68° F. The....
✔ EASY AND CLEAR READING FOR SALTWATER AQUARIUMS AND REEF TANKS--- The refractometer comes with a focus adjustment on the eyepiece, this will give....
✔ COMES IN A SOLID CASE INCLUDES PIPETTE AND CALIBRATION TOOL --- This well-established instrument is not only built extremely well, but it comes....
✔ KEEP YOUR FISH AND PLANT LIFE IN OPTIMAL HEALTH--- Pure saltwater is crucial for the vitality of your marine or reef aquarium. Use our product to....

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SmallRig MagicFIZ Wireless Follow Focus Controller Kit Lens Focus Control with Handgrip Electronic Controller Module and Accessories for DSLR Mirrorless Cine-Style Lenses - 3917

...algorithm and anti-interference encryption algorithm, SmallRig 3917 can provide precise and low-latency follow focus experience for video shooting, with a remote control range of up to 328ft/ 100m in open area..
【Power Off Memory Function】: The wireless follow focus controller kit is equipped with one-click lens calibration and power off memory function. In the case of power off, it does not need to repeatedly calibrate the lens process and AB point setting, which greatly improves the shooting efficiency..
【Extended Handle for Both Hands】The focusing handle adopts ergonomics and modular design, which can realize comfortable holding and anti-twisting. It is expanded through the 1/4 "- 20 threaded holes on both sides in conjunction with the adapter 3264. The handle is compatible with the left and right hand interchangeability to meet the needs of handheld photography..
【OLED Screen】: The ultra-low-power 0.96" OLED screen with RGB lighting effect and vibration warning provides a simple but efficient interaction experience..
【Please Note】: 1.The electronic controller module and matched motor (ID: 3263, not included in the package) can be operated only under the same frequency band and number. 2. A calibration is required when the wireless han....

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Oscilloscope Multimeter 2-in-1, Color Screen Intelligent Graphical Handheld Oscilloscope Multimeter 1MHz Bandwidth, 2.5Msps Sampling Rate, DC/AC Voltage/Current Test

...wing and analyzing waveforms or for sharing waveform data..
Save function: can save 4 groups of settings, 4 groups of reference waveforms, 4 images, 4 groups of waveforms in CSV format. The reference waveform can be displayed on the same screen as the measured waveform for convenient comparison of the waveform. Self-calibration function. Up to 6 automatic measurements can be displayed simultaneously on the screen..
1 * HO52 Digital Oscilloscope, 1 * carrying bag, 1 * oscilloscope probe, 1 * adapter, 1 * USB cable, 1 * multimeter pen, 1 * instructions, 1 * CD, 1 * calibration pen.

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FEELWORLD T7 7 Inch DSLR On Camera Field Monitor Video Assist Full HD 1920x1200 4K HDMI Input Output with Peaking Focus Rugged Aluminum Housing

7" Full HD 1920x1200 high resolution Precise Color, The pixel density of the T7 packs an impressive 323 PPI (Pixels Per Inch) . Sharper images, brings you the perfect visual experience..
IPSWider View Angle 160°:Viewing Angle become very important, T7 IPS 160° wide viewing angle allows the operator to have a clear, easy-to-see image as their position shifts..
T7 uses the professional Rec.709 HD color standard, and uses the color calibration technology, it can achieve monitor calibration efficiently and get accurate color reproduction easily, do not distort the color, show the real image when you shooting video..
More Auxiliary Functions: integrated histogram, embedded audio, peaking focus assist, false color, exposure, check field, nine grid and zoom in professional functions, assist users to accurately exposure and focus when shooting, making and playing movies/ videos..
Ultra-thin Lightweight Design:Hard aluminum shell Specially designed to merge portability, and functionality, 18mm thickness 320g the T7 gives you freedom to shoot well anywhere. See your picture accurately, consistently and clearly, regardless of your position..

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DSLRKIT Lens Focus Calibration Tool Alignment Ruler Folding Card(Pack of 6)

Multifunctional for Lens: Calibrate lens focus, measure the FoV and estimate the sharpness.
Easy to Use: Quick setup in seconds and measuring in minutes with online video tutorial..
A Handy Tool: Easily getting the Field of View of the lens without calculation.
Clean and Tidy: Foldable card style, folded and unwrapped repeatedly for quick setting and better storage.
Application: Focus calibration, sharpness estimation and field of view quick measuring for M12, CS-Mount, C-Mount and DSLR lenses..

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Lignomat Moisture Meter Mini-Ligno S/D Black

Building materials such as gypsum, plaster, drywall etc..

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SmallRig MagicFIZ Wireless Follow Focus Basic Kit with Handwheel Controller and Receiver Motor 100m / 328ft Remote Focus Control for DSLR and Cine Lenses - 3781

..., by USB-C to D-tap Cable (ID: 3266) or USB-C to DC cable (ID: 3268) with V-Mount battery (ID: 3579/3580)..
【User-friendly OLED Screen】: The controller features an ultra-low-power yet clear 0.96" OLED screen with RGB lighting effect and vibration warning, and the motor features a 0.52" OLED display that provides calibration data..
【Versatile Shooting Scenarios】: With a unique modular design, our MagicFIZ wireless lens control system provides everything you need to control your lens focus, no matter whether you are in a one-man crew or teamwork. You can add a wireless handgrip (ID: 3917), motor (ID: 3263), control cables, and other Eco-accessories for multi-scene shooting..
【One-Click Lens Calibration】: The handwheel controller comes with a power failure memory function to save recalibration and A-B point settings. The kit also allows you to control run/stop on your camera using an optional cable..

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FEELWORLD F5 Pro V2 5.5 Inch Touch Screen DSLR Camera Field Monitor with 3D LUT F970 External Kit Install for Power Wireless Transmission IPS FHD1920x1080 4K HDMI Input Output 5V Type-c Input Tilt Arm

【Easy Touchscreen and Professional Color Calibration】Can easily and intuitively zoom in and Out of your shot with the pinch-to-zoom gesture. The F5 Pro provides a sharp image, with 500nit, native 1920x1080 high resolution, REC-709 color calibration, make you enjoy sharper and richer colors image..
【Install Power External Equipment Easily】A Sony F970 external install and power kit design is added to the back of the monitor. The external kit can be used to install and install the external equipment, like wireless transmitter, LED light, video converter and others which can be powered by Sony F970 battery, greatly saving the space occupied by the equipment and reducing the weight of photography equipment..
【Accurate Exposure and Focus】The monitor includes a plethora of useful features such as histogram, false color, focus assist, embedded audio, pixel to pixel, frame guides, nine grid etc. can help you accurate exposure and focus..
【Widely Compatible for Camera | Flexible Power】The F5 Pro has 4K HDMI in and loop-out, allowing it to not only display live signals, but also send them out to other monitors simultaneously. With type-c input, F970 battery plate, the power kit and 8.4V DC output, flexible choice of power supply..

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