Diameter 3mm to 280mm Diameter Tol. +0.00/-0.05 Surface Quality 40-20 standard Flatness 1/10 lambda Chamfer 0.25mmx45degree Wedge
Hanzhong Brisun Optics Co., Ltd. Is the high High precision optical element manufacturer provides customized production of Various optical lenses, including spherical lens, cylindrical lens, optical window, mirror, prism, filter, metal base mirror and other high-precision optical elements. The base materials include various optical glass, fused quartz, calcium fluoride (CaF2), zinc selenide (ZnSe), germanium (GE), silicon (SI), sapphire, metal and other materials. And provide antireflective film, high reflection film, spectroscopic film, metal film and other optical coatings. The window slice is used to separate the environment on both sides, such as separating the interior and exterior of the instrument, so as to isolate the interior and exterior of the instrument from each other, so as to protect the internal devices. Window slice is a basic optical element and an optical flat plate. It will not change the optical magnification and only affect the optical path in the optical path. Important parameters of window slice: transmittance, surface accuracy, thickness, parallelism, base material and other attributes. Window slice suitable for parameters can be selected according to specific application. Borisun optics can provide high-precision window slices of various materials, such as zinc selenide window slice, germanium window slice, silicon window slice, barium fluoride window slice and calcium fluoride window slice applied in infrared spectrum band; Fused quartz window and sapphire window used in ultraviolet spectrum; K9 window film applied in visible spectrum band, etc. We have a large stock of standard products in stock. At the same time, we can also customize optical windows according to specific needs. Technical parameters: Material: optical glass, H-K9L (N-BK7), quartz Radius of curvature: �± 1mm - �± 50000mm �± 1% Outer circle: 3mm-500mm �± 0.1mm Center thickness tolerance: �± 0.05mm (we can process to �± 0.01mm with high precision) Center deviation: 3â?²(we can process to 30 â?³with high precision) Surface accuracy: �»/ 8 (high precision, we can process to 1 / 10�») Surface quality: 60/40 (we can process to 10-5 with high precision) Effective caliber: â?¥90% Coating: according to the customer requirements In addition, we have thousands of kinds of stock, such as quartz plano convex lens, quartz plano concave lens, quartz biconvex lens, quartz biconvex lens, cylindrical lens, prism, filters, windows, beamsplitter and so on. The price is preferential and the quality is excellent, which can meet your demand for a small order. If you are interested it, welcome to inquiry us or search "Hanzhong Borisun Optics Co.,Ltd "to know about more details.
Super Silicon Voga are natural silicon rich minerals that contain high amount of active silicon and other beneficial nutrients. Super Silicon Voga contains over 5,000 ppm of plant available silicon, 20 times higher than other brands. Silicon is known to be absorbed by plants and transported to plants' cell walls. It helps strengthen cell walls, as a result, more tolerance of pests and diseases. It also has high cation exchange capacity (CEC) which helps improve soil�¢??s physical and chemical structure and soil's capacity to retain nutrients and slowly release them to plant's roots.�?� In soils, it helps loosen up hard soils resulting in better root growth.�?� Not only preventing loss of nutrients,�?� it also makes them more readily available to plants. Silicon also helps release fixed phosphate from soils resulting in better flowering. Silicon accumulated on leaves make them more shiny and help reduce transpiration rate. It can reduce water usage by as much as 30% resulting in more drought tolerant. Produce with silicon will taste better and stay fresh for longer time. Super Silicon Voga can be used in a variety of ways. Mix with chemical fertilizers, it will help prevent loss of nutrients and provide source of silicon to plants. Mix when spaying fungicides or insecticides, it will enhance and prolong the substance's efficacy. It can also be used to cure fungal diseases on trunks. Benefits: - Enhance efficacy of chemical fertilizers, prevent leaching - Prevent fungal and other diseases - Strengthen plants, improve resistance against pests and diseases - Enhance efficacy of chemical fungicides and pesticides�?� - Absorb toxins from soils, fruits, and vegetables Usage: - Mix with chemical fertilizer, manure or organic fertilizer before applying to soils. Use 1 kg of Super Voga for 50 kg of fertilizers. - Mix with small amount of water to make paste. Apply paste on plant's trunk infected by fungi. - Spread small amount around canopy to prevent root rot. - Mix 1 teaspoon of Super Voga in 20 liter spraying tank when spray fungicides or pesticides to increase their effectiveness - Mix 1 teaspoon Super Voga in 5 liter water. Use it to clean vegetables or fruits to clean chemical residues and help prolong freshness.
We are a leading supplier of electroplating chemicals, industrial polishing and welding consumables, water treatment, powder coating, fertilizers. We stock and carry an extensive range of ready to use chemicals. We deal with so many different chemicals and we would like you to contact us for more information about our different chemicals and products.
We are a leading supplier of electroplating chemicals, industrial polishing and welding consumables, water treatment, powder coating, fertilizers. We stock and carry an extensive range of ready to use chemicals. We deal with so many different chemicals and we would like you to contact us for more information about our different chemicals and products.
We are a leading supplier of electroplating chemicals, industrial polishing and welding consumables, water treatment, powder coating, fertilizers. We stock and carry an extensive range of ready to use chemicals. We deal with so many different chemicals and we would like you to contact us for more information about our different chemicals and products.
Supreme choice for windows, shower; perfect for car wash - cuts drying time in half 1\any color is available. 2\convenient and healthy 3\customer's logo is available 4\environment-friendly 5\excellent quality, reasonable price, prompt delivery and excellent service 6\fashionable and easy to hold 7\rubber or silicone blade and plastic scraper
We offer superior quality sponge iron that is also known as direct- reduced iron. Our offered sponge iron is made for high grade, 65-70 fe Min fem-80%, fet-90-92%, s-0.04% max. Loose in form of lumps. Sponge iron filter material In industry through a sponge iron production equipment is widely applied iron phosphorus reduction method, method of reduction of iron ore concentrate, etc., the rolling iron phosphorus or ore concentrate after reduced iron press down into pieces, into the roasting tube into the kiln roasting, produce the high quality reduced iron. Sponge iron filter material for the first time into the deaerator, must first after backwashing, remove the sponge iron residue on the surface of the filter material float ash impurities.
We are a leading supplier of electroplating chemicals, industrial polishing and welding consumables, water treatment, powder coating, fertilizers. We stock and carry an extensive range of ready to use chemicals. We deal with so many different chemicals and we would like you to contact us for more information about our different chemicals and products.