AR coated Plano-convex lenses typically used for focusing and collecting light in optical instruments. AR coated plano-convex lenses are normally made of crown glasses like N-BK7, N-BAK4 and N-SF11 or equivalent.
30 oz Stainless Steel Vacuum Insulated Tumbler with Lid Product features and uses: 1.It’s made with kitchen-grade stainless steel, so they’re puncture- and rust-resistant 2.Double-wall vacuum insulation keeps cold drinks cold and hot drinks hot until the
12 oz Stainless Steel Double Wall Insulated Can Cooler Product features and uses: 1. It keeps can/bottle cold for longer periods of time. 2. The tumbler has a no sweat exterior that keeps the outside dry. 3. Easy to clean and maintain. FAQ
Uncoated plano-convex lenses are made from glasses like UV grade fused silica, H-K9L and IR materials. Uncoated plano-convex lenses are flat on one side and with a precision convex surface on another side.
The freestanding natural gas heaters adopt the patented technology of infrared combustion, realizing deep purification and combustion with a combustion rate of 100% and a combustion heat conversion efficiency of more than 99%, which can greatly reduce ene
30 oz Tumbler Stainless Steel Insulated Coffee Cup with Lid Product features and uses: 1.This 30 oz tumbler gets you through the day , your morning brew stays hot and your iced coffee will stay cold . 2.Kitchen-grade 18/8 stainless steel with double-wall