Reviews Astronomical Photometer

Neewer Large Size 2 Card Set 8\ x 10\ -White Balance / Exposure Card 18% Gray Card Set for Digital and Film Photography

  • 003cP003eA 18% grey card not only have the use of measuring the camera exposure value, also be able to adjust color balance and revert the color truly and perfectly by controlling the gray balance in digital photography..
  • 003cP003eWorks with any film and digital camera, for JPEG and RAW files.
  • 003cP003eGray card 18% reflectance, white card, 90% reflectance..
  • 003cP003eGray card can balance all mixed lights to be 18% neutral gray. With a photometer you??ll get precise exposure value by means of recording the light that was reflected from the grey card. (it can measure the exposure value through the exposure photometer, the TTL SLR camera and the digital camera etc.).
  • 003cP003eSet includes: 1x Grey Card / 1x White Card.
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Solar Light Company, Inc Solarmeter Model 6.2 Sensitive UVB Meter - Measures 280-320nm with Range from 0-1999 µW/cm² UVB, Green

  • DIGITAL DISPLAY: The digital display light meter has an intelligent digital display function, the reading is clearer, and it is very convenient to use..
  • ABS MATERIAL: The digital illuminance meter is made of ABS material, which is resistant to oxidation and corrosion, has a long service life and outstanding working performance..
  • WIDE APPLICATION: The photometer has a wide range of applications, and it is mainly used in schools, hospitals, homes, hotels, etc..
  • STABLE AND DURABLE: The Electrical Tester is made of high-quality materials, which is sturdy and durable, and has a long service life..
  • SUPPORT LX MEASUREMENT: The digital photometer supports Lx measurement, which can meet your basic needs. Hand-held design, comfortable to hold..
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2pcs Pack Astronomical Ring Astrology Mens Zodiac Rings Sphere Ring Folds Into Astronomical Sphere 16th Century Astronomical Sphere Ring Zodiac Jewelry Unfolding Ball Ring

  • PACKAGE INCLUDES: 2 Pcs pack with (1 x Gold 1 x Silver) astronomical ring Inner diameter: 17.3mm, Ring Size 7.
  • RING OR NECKLACE: Perfect for use as an astronomical sphere ring or attaching to a nice necklace string, this astronomical ring will be a perfect sphere ring for your woman or mans zodiac ring collection.
  • UNFOLDING: The combination is a delicate ring, unfolding into an astronomical sphere ball. The entire universe at your fingertips, as the different bands fan out, the rings take on a unique quality as a ring that folds out to an astronomical sphere.
  • QUALITY MATERIAL: The astronomical sphere ring is made of stainless steel alloy, silver-plated outer layer. High polished craft with no sharp edges for a comfortable fit. Ideal gift for your lover, wife, girlfriend, mother, daughter and perfect as a cute zodiac ring.
  • UNIQUE ENGRAVINGS: The beautiful patterns on this ring are carved by skilled craftsmen. Different patterns and letters on the ring make you look stylish. Inscriptions placed on this zodiac ring are often used as decorative elements on the bands and astrology ring sets.
  • ASTROLOGY RING: Unpack the mysteries of the universe with their horoscopes! Their cosmic guidance will help you prepare for what's to come..
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BeaverLAB TW1 Pro Telescope Smart Digital Refracting Astronomy Telescopes, Portable and Lightweight, Long Focal Length, HD Video, 4K Resolution, WiFi Connected, with APP, 400-1600x Magnification

  • 【Capture the Beauty of the Night Sky】The BeaverLAB TW1 Standard Smart Digital Telescope Refracting Astronomical is designed to help you explore the wonders of the cosmos. With a long focal length of 500mm (f/6.1) and cutting-edge filter technology, this telescope provides crystal-clear views of the stars and planets..
  • 【Advanced Features for Stunning Images】Equipped with automatic white balance, exposure, and RGB three primary color real-time compensation, the BeaverLAB Smart Astronomical Telescope ensures that your images are of the highest quality. You can even adjust the color, gamma, clarity, and more directly from the app..
  • 【Compact and Easy to Use】With its compact module design and simple operation, the BeaverLAB Smart Astronomical Telescope is easy to carry and can be used by anyone, regardless of experience level. Plus, without the need for an internet connection, you can achieve a large "visual" field of stargazing in remote mountainous areas..
  • 【High Performance, Low Power Consumption】From stunning star clusters to distant galaxies, the BeaverLAB Smart Astronomical Telescope captures the be....
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BeaverLAB TW1 Standard Smart Digital Telescope Refracting Astronomical, Portable and Lightweight, Long Focal Length, WiFi Connected, with APP for Beginners, Kids and Adults, 400-1600x Magnification

  • 【Capture the Beauty of the Night Sky】The BeaverLAB TW1 Standard Smart Digital Telescope Refracting Astronomical is designed to help you explore the wonders of the cosmos. With a long focal length of 500mm (f/6.1) and cutting-edge filter technology, this telescope provides crystal-clear views of the stars and planets..
  • 【Advanced Features for Stunning Images】Equipped with automatic white balance, exposure, and RGB three primary color real-time compensation, the BeaverLAB Smart Astronomical Telescope ensures that your images are of the highest quality. You can even adjust the color, gamma, clarity, and more directly from the app..
  • 【Compact and Easy to Use】With its compact module design and simple operation, the BeaverLAB Smart Astronomical Telescope is easy to carry and can be used by anyone, regardless of experience level. Plus, without the need for an internet connection, you can achieve a large "visual" field of stargazing in remote mountainous areas..
  • 【High Performance, Low Power Consumption】From stunning star clusters to distant galaxies, the BeaverLAB Smart Astronomical Telescope captures the be....
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Surefect Nasa Lunar Telescope for Kids Capable of 90x Magnification, Includes 2 Eyepieces - Portable & Easy To Use Lightweight Portable Telescope

  • EDUCATIONAL LUNAR TELESCOPE FOR KIDS: MoonScan is an educational and fun way for children to explore their astronomical dreams. This telescope is lightweight, easy to use and is perfect for kids to skywatch and learn about the astronomical sciences in a fun way..
  • 90X MAGNIFICATION KIDS TELESCOPE: The telescope has a maximum magnification by about 90X times. It is a powerful telescope for astronomy as well as viewing daily animals and birds in the sky. The telescope comes with a 1.5X Erecting Eyepiece that enhances the magnification..
  • PORTABLE MINI TELESCOPE: MoonScan is a lightweight and portable kids educational telescope designed to be travel friendly. It weighs less than 1 kilogram and is a perfect travel telescope for kids as well as adults. Apt for wildlife watching or even birdwatching from your lawn..
  • ASTRONOMICAL AND TERRESTRIAL KIDS TELESCOPE: This kids educational telescope is perfect for astronomical gazing as well as viewing terrestrial wildlife, birds, monuments and others. It can be used as the perfect educational and recreational science kit..
  • ALTITUDE-AZIMUTH MOUNTING KIDS ASTRONOMY TELESCOPE: The telescope is equipped with an altitude-azimuth mounting (N), i.e., it can be moved vertically (altitude) and horizontally (azimuth). This techn....
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Pentair EC-523404 IntelliSync Pool Pump Control and Monitoring System – Limited Warranty

  • SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The PoolWaterLAB Photometer 15 in 1 gives you a modern solution for professional water analysis in whirlpools and pools. It has 6 quick access buttons for personal measuring methods..
  • MULTI-FUNCTIONAL: With our 15 in 1 water tester, you can test up to 15 water parameters such as pH value Chlorine(free/combined/total), Alkalinity (Acid Capacity), Cyanuric Acid (Stabilizer), Active Oxygen (MPS), Bromine, Chlorine Dioxide, Ozone, Hydrogen Peroxide LR, Hydrogen Peroxide HR, Total Hardness, Calcium Hardness, Urea. You only need our water tester to test the 15 water parameters..
  • FREE SOFTWARE: Our electronic water tester comes with free software that you can use in your PC and MAC. You can also use the free app for iOS and Android. You also get a free cloud service to help you synchronize data between your smartphone and computer. The cloud service also helps you store the data and make it easily accessible when you need it..
  • POWER EFFICIENT: The electronic photometer doesn’t need a lot of battery power to work. It comes with 3 x AAA batteries that can run the water tester for a long time before replacing them. Our water tester is just what you need in you....
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BOBLOV Telescopes for Adualt&Kids, 120x Astronomical Refractor Telescope for Educating, 80mm Aperture 500mm Focal Length,with Stainless Steel Adjustable Tripod, Phone Mount, for Moon, Bird

  • 【40X-80X Optimum Magnification Professional Optical Accessories】: Astronomical Refractor is full coated optical lens and 45degree zenith mirror provide high transmission to offer you wider field of view and comfortable observation.Come with two replaceable eyepieces (K20mm and K10mm) for 40X and 80X magnification and and one 3x Barlow lens,magnificate moon up to 120 or 240times. which can creates stunning images with increased brightness and clarity..
  • 【Sturdy and Adjustable Tripod】: This kids/adults telescope is equipped with a high-quality stainless steel tripod, which is more robust and stable than aluminum alloy and maximum height to 45inch. Adjustable knob and handle make you more intuitive, more accurate positioning of the celestial body. Telescope comes with a bag, it is easy to carry..
  • 【Exploring the Moon Secret with Child】: Kids must be very curious about the moon? The primary astronomical telescope, it can show you the potholes of the moon, that is the moon hill ,Help families have fun and build great memories through play. This Professional Telescope has an 5x24 infrared optical viewfinder with a la-ser red transmitter, switch it on and adjustment direction calibration knob and replaceable CR2 battery, which can help you find the ....
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Hach DR300 Pocket Colorime

  • Single Parameter go-anywhere portable photometer.
  • Battery operation for a maximum of 5000 tests.
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LaMotte 2056 ColorQ Pro 7 Digital Pool Water Test Kit

  • Features a photometer which gives you a digital reading of test results..
  • Water resistant housing and carrying case provided..
  • Tests Free Chlorine, Total Chlorine, Bromine, PH, Alkalinity, Calcium Hardness, and Cyanuric Acid..
  • Uses liquid reagents for all test factors except Cyanuric Acid, which uses tablets..
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Hot Tub and Pool Test Set 13 in 1 - Professional Pool and Spa Water Testing for Home Easy to Use

  • SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The pool lab Photometer 13 in 1 gives you a modern solution for professional water analysis in whirlpools and pools. It has 6 quick access buttons for personal measuring methods..
  • MULTI-FUNCTIONAL: With our 13 in 1 water tester, you can test up to 13 water parameters such as pH value Chlorine(free/combined/total), Alkalinity (Acid Capacity), Cyanuric Acid (Stabilizer), Active Oxygen (MPS), Bromine, Chlorine Dioxide, Ozone, Hydrogen Peroxide LR, Hydrogen Peroxide HR, Total Hardness, Calcium Hardness, Urea. You only need our water tester to test the 13 water parameters..
  • FREE SOFTWARE: Our electronic water tester comes with free software that you can use in your PC and MAC. You can also use the free app for iOS and Android. You also get a free cloud service to help you synchronize data between your smartphone and computer. The cloud service also helps you store the data and make it easily accessible when you need it..
  • POWER EFFICIENT: The electronic photometer doesn’t need a lot of battery power to work. It comes with 3 x AAA batteries that can run the water tester for a long time before replacing them. Our water tester is just what you need in your ho....
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Sky Guide

  • astronomy app for sophisticated star enthusiasts and hobby astronomers.
  • well-founded and precise astronomical illustrations and data.
  • detailed, scalable and fully user-configurable celestial map with constellations and celestial objects.
  • additional information for every celestial object.
  • complemented by a number of astronomical tools and data.
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Hot Tub and Pool Test Set 13 in 1 - Professional Pool and Spa Water Testing for Home Easy to Use, Bluetooth, App, Support (PoolLab 1.0+Replacement Cuvette)

  • SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The pool lab Photometer 13 in 1 gives you a modern solution for professional water analysis in whirlpools and pools. It has 6 quick access buttons for personal measuring methods..
  • MULTI-FUNCTIONAL: With our 13 in 1 water tester, you can test up to 13 water parameters such as pH value Chlorine(free/combined/total), Alkalinity (Acid Capacity), Cyanuric Acid (Stabilizer), Active Oxygen (MPS), Bromine, Chlorine Dioxide, Ozone, Hydrogen Peroxide LR, Hydrogen Peroxide HR, Total Hardness, Calcium Hardness, Urea. You only need our water tester to test the 13 water parameters..
  • FREE SOFTWARE: Our electronic water tester comes with free software that you can use in your PC and MAC. You can also use the free app for iOS and Android. You also get a free cloud service to help you synchronize data between your smartphone and computer. The cloud service also helps you store the data and make it easily accessible when you need it..
  • POWER EFFICIENT: The electronic photometer doesn’t need a lot of battery power to work. It comes with 3 x AAA batteries that can run the water tester for a long time before replacing them. Our water tester is just what you need in your ho....
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