Jiangsu Profile
Product List
21286. High Temperature Industrial Video Inspection System 
[May 14, 2015]
[May 14, 2015] Introduction The system is designed for video monitoring the furnace interior. The probe protected by water and air cooling system, which can be inserted into the furnace 100~1100mm according to the furnace shell ...
21287. Waste Burning Flame Monitoring Video CCD Camera [May 14, 2015]
[May 14, 2015] Introduction Furnace process can be easy monitored by using furnace level infrared camera system. Now which is the most efficient device to get interior information and guide furnace operation. This system only ...
21288. Petrochemical Refining Fired Heater Camera [May 14, 2015]
[May 14, 2015] Introduction Furnace process can be easy monitored by using furnace level infrared camera system. Now which is the most efficient device to get interior information and guide furnace operation. This system only need ...
21289. 1.56 Round Top Bifocal Hmc Optical Lens Blue Cut Digital Protection [Sep 10, 2025]
[Sep 10, 2025] Bifocal lens can be used to correct both far and near vision, mainly for presbyopia. The general distribution of bifocal lens is: the upper part of the lens is to see the distance, the lower part of the lens is used to ...
Company: Danyang Boris Optical Co., Ltd.
21290. 1.90 Index Glass Optical Lens [Sep 10, 2025]
[Sep 10, 2025] What is Lens Index? The lens index refers to the index of refraction (otherwise known as refractive index) of lens material for eyewear. It is a relative measurement number that describes how efficiently the ...
Company: Danyang Boris Optical Co., Ltd.
21291. Hot Sale Cr39 1.499 Hct 70mm Optical Lens From China [Sep 10, 2025]
[Sep 10, 2025] Lens: A piece of glass or other transparent material with one or more curved surfaces through which objects appear clear, larger, or smaller. Usually used in glasses, cameras, telescopes, etc Classification: Lenses can ...
Company: Danyang Boris Optical Co., Ltd.
21292. Cr39/1.56/PC/1.60/1.67/1.74 Freeform Rx Progressive Lens [Sep 10, 2025]
[Sep 10, 2025] Lens: A piece of glass or other transparent material with one or more curved surfaces through which objects appear clear, larger, or smaller. Usually used in glasses, cameras, telescopes, etc Classification: Lenses can ...
Company: Danyang Boris Optical Co., Ltd.
21293. The Quality Wholesale Lenses 1.56 Photochromic Grey/Brown Hmc Eyewear Lens EMI Optical Lens [Sep 10, 2025]
[Sep 10, 2025] FAQ 1. Could you provide samples? Of course, free samples can be sent to you, but please help us pay the freight fee. 2. What Certification do you have for your optical lens? FDA, CE, ISO9001 certification is ...
Company: Danyang Boris Optical Co., Ltd.
21294. Wholesale Optical Glass N-Bk7/H-K9l Meniscus Lens [Apr 25, 2025]
[Apr 25, 2025] Convex-concave lenses, also know as meniscus lens due to its shape, can be either positive or negative depending on the relative radius of the two surfaces. A negative meniscus lens has a steeper concave surface and ...
21295. Phyo High Quality -Bk7, Fused Silica, CaF2, Sf11, H-Bak4, H-Bak7 Achromatic Lens [Feb 13, 2025]
[Feb 13, 2025] Hello, This is Priti Balan from Phyo Optics We are manufacturers of Precision optics & Optical Components viz. Windows, Prisms, Lens, Optical coating Mirrors, Beam splitters, Filters, Band pass, Reticles, Optical ...
21296. K9 Optical Glass Biconcave Lens [Feb 13, 2025]
[Feb 13, 2025] Double Concave lens, also as bi-concave lens. It is the similar function with the plano concave lens. The used wavelength range as 190-2100nm. Material can be N-BK7,Fused Silica,CaF2,SF11,H-BaK4,H-BaK7,etc, other ...
21297. Customized High Precision Meniscus/Convex-Concave Lens with Coating [Feb 13, 2025]
[Feb 13, 2025] Convex-concave lenses, also know as meniscus lens due to its shape, can be either positive or negative depending on the relative radius of the two surfaces. A negative meniscus lens has a steeper concave surface and ...
21298. K9 Material Ar Coating Optical Double Concave Lens [Feb 13, 2025]
[Feb 13, 2025] Double Concave lens, also as bi-concave lens. It is the similar function with the plano concave lens. The used wavelength range as 190-2100nm. Material can be N-BK7,Fused Silica,CaF2,SF11,H-BaK4,H-BaK7,etc, other ...
21299. 190nm-2100nm Optical Glass Concave-Convex Lens [Feb 13, 2025]
[Feb 13, 2025] Convex-concave lenses, also know as meniscus lens due to its shape, can be either positive or negative depending on the relative radius of the two surfaces. A negative meniscus lens has a steeper concave surface and ...
21300. Double Concave Optical Glass Lens [Feb 13, 2025]
[Feb 13, 2025] Double Concave lens, also as bi-concave lens. It is the similar function with the plano concave lens. The used wavelength range as 190-2100nm. Material can be N-BK7,Fused Silica,CaF2,SF11,H-BaK4,H-BaK7,etc, other ...
