low light

Customized Optical Sapphire Polycarbonate Fresnel Clear Dome Led Lens 1. Reasonable price and brilliant quality. In China, there are many glass manufacturers and traders, there's a big competition in this area. Under this situation, we can not guarantee you the lowest price, but we absolutely guarantee you reasonable price in accordance with the quality. 2. Professional and patient service. We are a young and good educated sales and service team. Everyone has been in this

Dia 20mm Convex and Concave Optical bk7 Glass Clear Meniscus LED Optical Lens Meniscus lens is a crescent lens formed by two spheres with small radius of curvature and little difference in value.There is an achromatic difference when choosing the appropriate thickness.Meniscus lens is concave-convex lens.The lens has an convex mirror and an concave mirror face.If the radian outward is greater than the radian inward, the lens has a positive focal length and is used as a

High Precision Wholesale Aspheric K9 Glass Positive Meniscus Optical Display Lens Suppliers Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~+30000mm Center thickness tolerance +/-0.01mm Diameter tolerance +/-0.005mm Focal length tolerance +/-1% Surface accuracy N=1~3 Irregularity ΔN=0.1~0.5 Decenter 3'~1' Surface quality 10/5~60/40 Coating Upon request Application area Imaging

Google cardboard VR lenses 25mm 3D biconvex lens 45mm optical design Focal Length focus single vision lens Specification Basic product information 1. material: made of 100% high transparent acrylic 2. color&size:as required 3. use for:optical lens for google cardboard VR 4. logo: can be customized any logo as your requests 5. MOQ:100pcs 6. place of origin: China(mainland) 7. technics:injection 8. finished products: Various surface finishing Materials BK7 or other optical

Focal Length Concave Glass Nova Display Fiber Uncoated Plano-concave Lenses Double concave Lens Advance Optical-Electronics manufactures various shape and materials optical lens. Wide selection of optical lens includes spherical lens, aspherical lens, cylindrical lens, magnifying lens, Plano-convex lens, Plano-concave lens, Biconvex lens, Biconcave lens, Meniscus lens, CaF2 Lens, Achromatic lens, Ball lens, Other Optical Lenses. Coatings for lens include normal BBAR coating,

Focal Length Concave Glass Nova Display Fiber Uncoated Plano-concave (pcv) Lenses Biconcave Lens Advance Optical-Electronics manufactures various shape and materials optical lens,Wide selection of optical lens includes spherical lens, aspherical lens,magnifying lens, cylindrical lens. Main processing equipment re imported from Germany, Korea and Japan. Output over 30 million pieces per year. 1. Materials: All kinds of high quality optical glass, quartz and crystal 2. Diameter

Wholesale Custom Diameter Optical Quartz Glass100mm Plano Convex Lens sapphire optical spherical silica lenses Specification Features and advantages Stable chemical property and easy to clean Glass material have the advantages of anti-corrosion and easy to clean and maintain. Tight tolerance We are specialized in manufacturing optical glass for more than 10 years and we can control the tolerance according to your requirements. In some precision application, we can minimize

Large custom diameter plano convex fused silica aspheric plano-convex optical silica lens Biconvex lenses are a simple lens comprising two convex spherical surfaces, generally with the same radius of curvature. Advance Optical-Electronics supplies a wide range of stock and bespoke biconvex lenses, available coated or uncoated. Our stock range of lenses are available uncoated or antireflective coated for visible applications through to NIR applications, including AR coated

customized trial set clear optical lens instrument plano-concave lens transparent optical lens Rod Lenses are a special variant of cylindrical lenses. They are complete rods where the light passes through the sides of the rod and focuses a line. Rod lenses have an outside face that is polished and the ends ground. The table below gives angular lengths of the line for a 1mm diameter laser beam. Typical uses for rod lenses would be to generate a line image from a circular laser

Custom Quartz Sapphire Borosilicate Coating Bandpass Dichroic Optical Design Filter Optical Silicon Window Shanghai Advance Optical-Electronics Technology Co., Ltd is a telescope, spotting scope, periscope, a mirror, a reticle, a spherical mirror, prism, waterproof lenses, and other optical lenses, Qiangmiao, lens and other professional production and processing company, has a complete and scientific quality management system. Integrity, strength and quality of Shanghai

High precision customized 77mm 365nm optical uv410 slim pass uv tunable glass optical filter An optical narrow bandpass filter is used to isolate a band of wavelengths from the total spectrum by providing a band of high transmission and bands of high rejection of spectral energy on both the long and short wavelength sides of the transmission band Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Length 5~200mm Width 5~200mm Diameter 1.5

High precision customized 254nm Optical Glass Narrow Bandpass uvc Optical Filter Application: Environmental displays Industrial applications Optical metrological instruments Laser protective windows Machine vision devices Optical detection instruments A digital optical Optical test instruments Electro-optic displays Medical optical Infrared thermograph Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Length 5~200mm Width 5~200mm Diameter