Reviews Bi convex Spherical Fused Silica

Double Convex Lens, 50mm Focal Length, 1.5' (38mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs

  • DOUBLE CONVEX || Highly polished, double convex lens.
  • SPHERICAL || Lens measures 1.5" (38mm) in diameter.
  • 50MM FOCAL LENGTH || Converging lens with a 50mm focal length.
  • OPTICALLY WORKED GLASS || Made of high quality, optically worked glass. Highly polished with ground edges.
  • GREAT FOR PHYSICS CLASSROOMS || This optically true lens is excellent for physics classroom demonstrations in optics and light refraction.
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#7 Glass Beads - 8 lb or 3.6 kg - Sand Blasting Abrasive Media (Medium) 60-80 Mesh or Grit

  • Spherical-Shaped Particles Peen Surfaces to a Satin Matte Finish.
  • Comm Spec No 7 or 60-80 Grit Glass Bead Abrasive Media.
  • Manufactured New Glass Beads Are inert, certain no free silica (not silicosis hazard like silica sand and are easy and safely disposed of).
  • Use Low Pressure 20-60 PSI. Soft/Sensitive Materials Exceeding 70 PSI Lowers the Longevity of the Glass Media. Peen to Higher Intensities at 90 degree nozzle angle. Consume material at a faster rate at 90 degree nozzle angle, higher blast pressures and greater workpiece hardness..
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Ajax Scientific-LI152-0050 Polished Glass Double-Convex (Bi-Convex) Lens, Spherical, 50 mm Diameter, 50 mm Focal Length

  • Double-convex (bi-convex) lens for demonstrating optical principles and effects for students.
  • Two outwardly curved surfaces converge light rays to a point.
  • Made of polished glass with ground edges.
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REEMKIZZ Moisture Absorber Reusable Dehumidifiers Bag 3 Packs x 500 Grams 1.1lb x 3 Silica Gel Desiccant Packets Large Humidity Packs for Closet Safes Camera Bags Cars and Enclosed Space

  • EFFECTIVE ABSORPTION – REEMKIZZ reusable moisture absorbers effectively absorb excess moisture from the humid air. It uses spherical silica gel to....
  • PROTECT YOUR VALUABLES FROM MOISTURE – The silica desiccant pack is filled with silica gel which is tightly wrapped to prevent leakage. It’s a....
  • RECHARGEABLE – After each use when it reach its absorption capacity, just simply place the dehumidifier in microwave for 6 minutes or place under....
  • PERFECT FOR SMALL SPACES – The dehumidifier bag can be placed in any small enclosed spaces. It’s ideal for places including closet, safes, camera....
  • FRAGRANCE FREE – The dehumidifiers bags will not produce any kind of fragrance. It keeps your spaces free of moisture and will not leave any kind of....
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Ajax Scientific - LI070-0020 Concave/Convex Mirror 75mm Diameter 200mm Focal Length

  • Reversible concave and convex spherical mirror for demonstrating optical principles and effects for students.
  • Outward curved surface forms an image of the reflected object that is slightly distorted and smaller than actual size.
  • Inward curved surface forms an image of the reflected object that is upside down when past the focal point and magnified and right-side up before the....
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Carib Sea SCS00711 Reptiles Calcium Substrate Sand, 10-Pound, Desert Rose

  • Ideal for true chameleons or any tortoise, snake, lizard, arachnid or insect that comes from an arid or semi arid environment.
  • Made of aragonite, the most soluble form of calcium carbonate.
  • Features 100 percent edible and easily digestible and naturally spherical grains that will not scratch valuable animals inside or out.
  • Contains strontium and magnesium while being free of silica and phosphates.
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Moment 82mm AntiGlare CPL Filter

  • Our AntiGlare CPL Filters offer pro-grade polarization at a fair price. These filters help control reflections, boost colors, and mitigate shadows by....
  • HIGH-QUALITY: Using premium fused-silica optical glass and our 16 layer coatings, were able to achieve supreme clarity, true color, and rugged....
  • EASY TO USE: We also specifically designed the geometry of the filter frame to offer more physical grip. Built from aerospace-grade metal with....
  • SUPER COMPATIBLE: Optimized to be universal across camera setups, these filters are compatible with center pinch lens caps (like the one you already....
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Carib Sea SCS00721 1-Pack Reptiles Calcium Substrate Sand, 20-Pound, Desert Rose

  • Ideal for true chameleons or any tortoise, snake, lizard, arachnid or insect that comes from an arid or semi arid environment.
  • Made of aragonite, the most soluble form of calcium carbonate.
  • Features 100 percent edible and easily digestible and naturally spherical grains that will not scratch valuable animals inside or out.
  • Contains strontium and magnesium while being free of silica and phosphates.
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Carib Sea SCS00723 2-Pack Reptiles Calcium Substrate Sand, 20-Pound, Smokey Sands

  • Ideal for true chameleons or any tortoise, snake, lizard, arachnid or insect that comes from an arid or semi arid environment.
  • Made of aragonite, the most soluble form of calcium carbonate.
  • Features 100 percent edible and easily digestible and naturally spherical grains that will not scratch valuable animals inside or out.
  • Contains strontium and magnesium while being free of silica and phosphates.
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Moment 67mm AntiGlare CPL Filter

  • Our AntiGlare CPL Filters offer pro-grade polarization at a fair price. These filters help control reflections, boost colors, and mitigate shadows by....
  • HIGH-QUALITY: Using premium fused-silica optical glass and our 16 layer coatings, were able to achieve supreme clarity, true color, and rugged....
  • EASY TO USE: We also specifically designed the geometry of the filter frame to offer more physical grip. Built from aerospace-grade metal with....
  • SUPER COMPATIBLE: Optimized to be universal across camera setups, these filters are compatible with center pinch lens caps (like the one you already....
  • Covered by a 2 year warranty. Note: The camera in the images is not included, it's only shown for demonstration purposes..
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Winmau Aspria 18 Gram Softip Tungsten Darts Set with Flights and Stems (Shafts)

  • Set of 3 x 16g barrel weight, 18g full dart weight - 95/85% dual core premium quality Winmau tungsten steeltip darts set.
  • Prism Force shafts & Winmau Prism Delta flights.
  • Aspria's Dual Core bi-directional, precision-cut, Axis-Grip features the latest CAD CAM machining technology.
  • They are made from Winmau's unique Dual Core fused billets, incorporating 95/85% tungsten front loaded darts.
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Nintendo DS Powder Blue by Nintendo

  • Longwear Eyebrow Gel: This waterproof eyebrow gel fills and thickens eyebrows for long lasting wear.
  • Build and sculpt your dream brow from intense to....
  • Waterproof Formula: Formulated with longwear polymers that create a waterproof film to seal in pigments onto brow hair and spherical silica for....
  • The Perfect Eyebrow Look: Choose from eyebrow pencils, pomades, tinted gel or an all-in-one brow kit to define your brows.
  • All Things Beauty: Keep your beauty stash stocked with the best.
  • We have a variety of products to help you achieve any look - whether you need eye....
  • L'Oreal Innovation: As the biggest beauty brand in the world, we have an unparalleled commitment to combining the latest in technology with the....
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ForeverSpin Spinning Base Micron-Polished Hardened Tempered Silica Glass - World Famous Spinning Tops

  • Experience a motionless effect with a perfectly balanced and centred spin.
  • Engineered with a hardened tempered fused silica glass with custom-designed concave shape engineered for the ForeverSpin collection. Optimal shape to....
  • Precision-machined on a state-of-the-art CNC-lathe in a single operation using only the purest metals and alloys.
  • High-grade stainless steel and tempered glass result in a strong and very durable spinning base.
  • Can be flipped around to display a single spinning top for beautiful presentation and creative decoration.
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