Best Optical Measuring Instrument

RA Bock 3.2V Bright White LED Otoscope Set with Accessories - The Perfect Tool for Medical School! Tortoise Shell Case

  • #1 RATED, MOST RELIABLE, WORLDWIDE SELLER of RA BOCK DIAGNOSTICS PRODUCTS!.
  • Optical quality glass lens that is specially coated to help resist scratches.
  • Variable light intensity rheostat type switch that delivers an increasing light intensity through head attachments.
  • High-quality, German made, bright LED bulbs in all instrument heads.
  • Instrument handle utilizes a bayonet luer-locking mechanism for changing the multiple instrument heads included in the kit.
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2-Pack Mini Digital Humidity Temperature Meters Gauge Indoor Hygrometer Thermometer Hygrometer wiht LCD Display Fahrenheit (℉) for Humidors Greenhouse Garden Cellar Closet Guitar Case

  • Measurable humidity range: 10%-99%, humidity measurement accuracy: 5%-10% (room temperature 25℃). Reliability, measured every 10 seconds, provides the latest and accurate measurement results..
  • Measurable temperature range: -58 ~+158 (Fahrenheit), temperature measurement accuracy: 1.0℃. You can check the current room climate and use the humidifier to adjust the room temperature and humidity as needed..
  • Household humidity and temperature monitor: This portable thermometer measures indoor humidity and temperature, which helps you to understand indoor air conditions. Become an ideal choice for personal and professional life..
  • Battery: two LR44 button batteries, size: 48 * 28.6 * 15.2mm. Portable temperature and humidity measuring instrument is suitable for every scene. Besides, its beautiful and fashionable appearance is also a beautiful room decoration..
  • WNJ digital humidity measuring instrument Thermohygrometer is very popular and widely used in living room, greenhouse, musical instrument room, wine cabinet, basement, warehouse, grain warehouse, baby room and dressing room..
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SMARTSMITH DEF Refractometer 0-40% AdBlue Diesel Exhaust Fluid Urea Concentration Refractometer - 32 AUS (Aqueous Urea Solution) Urea Concentration Scale Hand Held Refractometer Foam-Lined Hardcase

  • The refractometer is a portable precision optical instrument used for measuring the diesel exhaust fluid concentration..
  • AIRCRAFT ALUMIUM BODY MATERIAL:The Urea Concentration Refractometer is made of non-staining, non-corrosive and non-reactive aluminum which is lightweight to carry,anti-scratch and durable..
  • EASY TO USE:Just need 2-3 drops of solution, you can get accurate readings. No batteries needed..
  • Equipped with “Automatic Temperature Compensation” (ATC) for accurate measurements without recalibration after shifts in ambient working temperature (field use).The "ATC" range is 10'C-30'C (50'F-86'F)..
  • 3 DROPPERS BONUS:In consideration of some customers feedback say 1 dropper is not enough for frequent uses,we have packed 3 droppers for you.Every piece of our products is strictly inspected before sale.If this product fails through faulty materials or workmanship, contact our service department direct on amazon..
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3Pcs Magnetic Small Bubble Levels 52x20x15mm Three Line High Precision Square Spirit Level Measuring Tools for Leveling Trailer, RV, Machine, Picture Hanging, Magnetism

  • Three line design, high precision measurement instrument tool. Magnetic small bubble levels 52x20x15mm three line high precision square spirit level measuring tools for leveling trailer, rv, machine, picture hanging etc..
  • Magnetism on the backing, Magnetic function. Magnetic bubble level with magnet on the bottom can absorbed onto the iron- or steel-surface for leveling measuring..
  • 52mm square bubble level used to level measurements in building, landscaping, fencing, surveying, building trades, engineering..
  • Square Bubble Level 52mmx20mmx15mm spirit level three line high precision degree mark surface level bubble for measuring instrument..
  • The square level can be used to level any surface, ideal for leveling metalworking, equipment, appliances, washing machines, home furnishing etc..
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AZ-86031 5 in 1 Water Quality Meter Dissolved Oxygen Tester PH Meter PH Conductivity Salinity Temperature Meter AZ86031

  • ...nductivity meter, TDS meter, Salinity meter or D.O. meter as user needed..
  • We design different color connector on the meter, user only needs to screw on the probe with the same color, and then get the measuring reading accurate and fast..
  • User could change the probe or screw on the 86031 Combo Water Quality Measuring Instrument easily. And in order to avoid broken by the stone or particle attacking in the measuring environment, we have developed the specific anti-collision cap on each probe. So the 86031 Combo Water Testing Meter would be the best tool for all professional measuring purposes, including the Aquaculture, Aqua farm, LAB, swimming pool or water treatment business, or other related industry, no matter the fresh or sea water..
  • AZ 86031 Combo Water Meter- pH/Conductivity/Salt/TDS/D.O was being designed and manufactured by AZ Instrument, a well experienced manufacturer for pH EC Meter..
  • Large LCD to display multiple parameters simultaneously: pH, Conductivity or TDS or Salinity, Dissolved oxygen, Temperature (by using different probes).
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Advanced Aesthetics: A Guide for the Advanced or Master Aesthetician

  • 1.Protectable laser wavelength range: 200-2000nm，OD5+,35% Visible Light Transmission.
  • broad spectrum protection, block UV, Blue, Red and Infrared Pulsed Laser light..
  • 2.MORELKE IPL laser protective glasses are an efficient and safe goggle made of PC material and light absorbing material (special rare metal compound nano material). Its optical safety performance fully meets the standard ANSI Z136.1..
  • 3.Classic Style, Ergonomic Design. Adjustable temples to fit most people. Wrap-around, one-piece, scratch-resistant lenses protect you or your patient's eyes from laser damage in all directions..
  • 4.Suitable Fields: laser marking, laser engraving, laser cutting, laser skin rejuvenation instrument, laser spot removal instrument and other laser beauty instrument and other applicable wavelength laser equipment..
  • 5.Hassle-free purchase. After purchasing our products, any quality problems can be refunded or exchanged. Feel free to contact our professional customer service with any questions, we will reply within 12 hours..
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2pcs 200nm-2000nm IPL Laser Protection Goggles Safety Glasses

  • 1.Protectable laser wavelength range: 200-2000nm，OD5+,35% Visible Light Transmission.
  • broad spectrum protection, block UV, Blue, Red and Infrared Pulsed Laser light..
  • 2.MORELKE IPL laser protective glasses are an efficient and safe goggle made of PC material and light absorbing material (special rare metal compound nano material). Its optical safety performance fully meets the standard ANSI Z136.1..
  • 3.Classic Style, Ergonomic Design. Adjustable temples to fit most people. Wrap-around, one-piece, scratch-resistant lenses protect you or your patient's eyes from laser damage in all directions..
  • 4.Suitable Fields: laser marking, laser engraving, laser cutting, laser skin rejuvenation instrument, laser spot removal instrument and other laser beauty instrument and other applicable wavelength laser equipment..
  • 5.Hassle-free purchase. After purchasing our products, any quality problems can be refunded or exchanged. Feel free to contact our professional customer service with any questions, we will reply within 12 hours..
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Fiber Attenuator Singlemode Simplex LC/UPC Fixed 2dB

  • [MAIN PARAMETER]: LC/UPC Female to LC/UPC Male.
  • [MATERIAL]: The core material of the adapter is ceramics..
  • [FEATURE]: To ensure the optical power stay in a stable level on its original transmission wave.High attenuation accuracy, low added loss and good stability..
  • [SPECIFICATION]: Bandwidth: 1260nm - 1640nm.
  • [APPLICATION]: Widely used in the fiber optic communication system, for example, optical instrument calibration or fiber signal attenuation..
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Networx Fiber Optic Attenuator, Fixed - LC/UPC 20dB

  • [MAIN PARAMETER]: FC/UPC Female to FC/UPC Male.
  • [MATERIAL]: The core material of the adapter is ceramics..
  • [FEATURE]: To ensure the optical power stay in a stable level on its original transmission wave.High attenuation accuracy, low added loss and good stability..
  • [SPECIFICATION]: Bandwidth: 1260nm - 1640nm.
  • [APPLICATION]: Widely used in the fiber optic communication system, for example, optical instrument calibration or fiber signal attenuation..
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