FREE FAST SHIPPING! Quantity 1: DigiWeigh™ DW-100AX 100x0.01g DIGITAL JEWELRY SCALE - $69 Retail Value! This scale is designed for weighing gold, silver, and diamonds, but can also be used to weigh medicine, food, spices or even gun powder! The uses are endless! BONUS CALIBRATION WEIGHT INCLUDED The DW-AX Pocket Scale is highly accurate no matter where you place the item on the platform, which is made of stainless steel for easy cleaning. The exterior of the scale is made of very durable ABS plastic. This scale also features a TARE button which easily allows you to reset it back to 0.00 after placing an object on top, such as a bowl or the clear plastic cover which doubles as an expansion tray.. Weighing Modes: Grams, Ounces, Grains, & Carats Capacity: 100g / 3.5oz / 1543gn / 500ct Accuracy: 0.01 Gram / 0.005 Ounce / 0.2 Grain / 0.05 Carat Dimensions: 5"(L)x 3"(W)x 0.75"(H) Power Supply: 2 AAA Batteries Included FREE LIFETIME WARRANTY FAST SHIPPING! We ship orders within 24 hours RETURN POLICY: Most of the items we offer come with a long term manufacturer warranties but we also offer a 30 day no hassle return policy! Just send it back within 30 days and we'll give you a full refund no questions asked! Please message me with any questions! I'll be glad to call and explain things if necessary! Leia Mais »

With a unique weaving process, it has both super high strength and good flexibility. Material:Flexible Glass Fiber. Glass fiber, high flexural strength, easy to adapt. Leia Mais »

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Ophthalmic diagnostic set ophthalmoscope and streak retinoscope SR-24 in China>> Multi-coated optics>> A single control sleeve for vergence and rotation.Comfortable operation.>> Totally dustproof, maintenance free>> Metal handle-for long lasting operation>> Superior streak quality enables easier and quicker refractions-even in patients with small pupils>> The powerful, bright bulb ensures easy recognition of neutralisation.>> The lowest position gives a divergent beam.1. 3.5V Coaxial Ophthalmoscope.Coaxial Ophthalmoscope enable easy entry into undilated pupils for more accurate diagnoses,while two filter selections provide optimum light levels for entering healthy eyes and those with cataracts2. 3.5V Streak Retinoscope.3.5V Streak Retinoscope is designed exclusively to determination of the refraction of the eye. The streak retinoscope is found bymost practitioners to be easy to use, fast, accurate, and especially valuable in determining the axis of astigmatism.3.5V Coaxial OphthalmoscopeDiopter0D, ±1D, ±2D, ±3D, ±4D, ±5D, ±6D,±7D, ±8D,±9D, ±10D, +12D, ±15D, ±20D,-25D,+40DApertureLarge aperture,Small aperture,Micro aperture,Slit aperture,Cobalt blue aperture,Fixation apertureFilterRed free filter / Polarizing filterBulb3.5 V 2.7 WOperation modeIntermittent, On-time should not exceed 2 mins with Off-time not less than 5 mins3.5V Streak RetinoscopeRotation≥ 190°Distance from the device to which the real imagea of the lamp filament is adjustable≤ 450 mmDistance from the device to which the virtual imagea of the lamp filament is adjustable≤ 450 mmLength of streak imageb≥ 30 mmWidth of streak imageb≤ 1.5 mmDeviation from linearity of the streak image at the focusb≤ 2 mmRotation decentring of centre of streak imageb≤ 10 mmA All distances are measured from the light exit of the deviceB When focus at 500 mmElectrical SpecificationsBulb3.5 V 2.7 WOperation modeIntermittent, on-time should not exceed 2 min with off-time not less than 5 min Leia Mais »

3.5V Coaxial Ophthalmoscope. Coaxial Ophthalmoscope enable easy entry into undilated pupils for more accurate diagnoses. 3.5V Coaxial Ophthalmoscope. Rotation decentring of centre of streak imageb. >> The lowest position gives a divergent beam. Leia Mais »