ReviewsNewtonian Reflectors

Cannon Cannon-Fenske Routine Calibrated Viscometers, Size 200

  • For measurement of kinematic viscosity of transparent Newtonian liquids, particularly petroleum products or lubricants.
  • Meets ASTM D 445 and ISO 3104 requirements.
  • Specifications conform to ASTM D 446 and ISO 3105.
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Cannon Cannon-Fenske Routine Calibrated Viscometers, Size 350

  • For measurement of kinematic viscosity of transparent Newtonian liquids, particularly petroleum products or lubricants.
  • Meets ASTM D 445 and ISO 3104 requirements.
  • Specifications conform to ASTM D 446 and ISO 3105.
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CANNON Instrument-UBC-1 Ubbelohde Calibrated Viscometers, Size 1

  • Measure kinematic viscosity of transparent Newtonian liquids by suspended level principle.
  • Meets ASTM D 445 and D 446 and ISO 3104 and 3105 requirements..
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Coleman CDB1145EQ1 500x114 Telescope

  • 500x114 Paraboloidal Newtonian Telescope.
  • Accessories Inlcuded: 2 changeable eypeices, 1.25 inch Super-10 eyepiece, 1.25 inch Super-20 eyepiece.
  • A red dot finderscope attaches to main tube.
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Visionking 1.25 inches Erecting Prism for Newtonian Reflector Astronomical Telescope

  • Ultra short and compact design by roof prism.
  • 1.25 inches Image Erecting Prism for Newtonian Reflector Astronomical Telescope.
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Salzmann 3M Spoke Reflectors for Bicycles | High Visibility | Made with 3M Scotchlite | 72 Pieces Silver

  • Made with 3M Scotchlite reflective material with a reflective rate of 560 cd/lux..
  • 360° reflection helps to increase your visibility at night and in low light weather conditions..
  • The reflectors are 2.7 inches long and come in a pack of 72 pieces..
  • The reflectors can be attached to the spokes without any tools and are equally as easy to remove..
  • Suitable for all standard spokes, please be aware that these spoke reflectors have not been designed for bladed spokes..
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NEEWER Photo Studio Heavy Duty Metal Clamp Holder with 5/8 Light Stand Attachment for Reflector

  • High quality powerful spring clamp designed for holding studio reflectors.
  • It can be attached to any light stand with a standard 5/8" stud.
  • Capable of holding large reflectors thanks to its high load capacity.
  • Simple to use. Just attach the reflector to the stand via the reflector holder, perfect for positioning your reflectors..
  • The strong clip main body is made of metal, sturdy and durable. Note: The reflector is NOT included..
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Neewer 2 PCS Photo Studio Heavy Duty Metal Clamp Holder with 5/8 Light Stand Attachment for Reflector

  • High quality powerful spring clamp is designed for holding studio reflectors.
  • It can be attached to any light stand with a standard 5/8" stud.
  • Can hold large reflectors due to its high load capacity..
  • Simple to use.Just attach the reflector to the stand via the reflector holder,perfect for positioning your reflectors..
  • The strong clip main body is made of metal, sturdy and durable.Note:The reflector is NOT included..
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Alignment 1.25' Next Generation Laser Collimator for Newtonian Telescopes - with This Laser You can collimate Your Newtonian Telescope Just in Few Minutes(Without Battery)

  • ...aled. The battery for the laser can be exchanged at any time.
  • the small screw cap at the rear of the laser must be first unscrewed to allow this..
  • This adjustment tool can be used in all 1.25" focusers. We provide you with precise instructions in German and English, with a step-by-step explanation of how to adjust a Newtonian telescope using this laser unit. So, even if you are a newcomer to amateur astronomy, it is very simple to get the optimum performance out of your telescope..
  • The precision-made aluminium housing of the laser unit has a front opening from which the laser beam can be emitted. In order to obtain an optimal adjustment, it has a side window allowing a disk oriented at 45° with a central hole to be viewed.This can be then later be used to see whether the laser is reflected back on itself, indicating well collimated optics..
  • Built with metal material. CR2032 Lithium Cell battery (Not include).
  • Accurate collimation in a few minutes provide a more clearer image. The telescope can be collimated by just one person..
  • Designed for Reflector telescope, fit for standard 1.25 inch diameter. Red laser collimation beam with 7 brightness levels, wavelength 635-655 nm.
  • Output power: less than 5mw, much safer for your eyes. This sturdy laser unit all....
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Celestron Astro Fi 130 Wireless Reflecting Telescope Black 22203

  • 130mm Newtonian Telescope with fully coated glass optics.
  • Control your telescope via integrated WiFi using the free Celestron SkyPortal app for iPhone, iPad, and Android devices.
  • Observe in no time with a quick and easy, no-tool setup.
  • Accessories include: two eyepieces (25mm and 10mm), star diagonal, finderscope, and a NEW integrated smartphone adapter..
  • Adjustable height tripod includes an accessory tray..
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Culturenik Andromeda Nebula Galaxy Educational Science Classroom Space Print Poster (UNFRAMED 12 X 24 Print)

  • 130mm Newtonian Reflector Optical Tube - 25mm Kellner Eyepiece - 10mm Kellner Eyepiece - StarSense Smartphone Dock - Red Dot Finderscope - Altazimuth Mount with Slow Motion Control Rod - Full Height Tripod - Accessory Tray - Starsense Code - Download Code.
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