312AS bi-color Led video light is nearly the same as 312A Light. The only difference is that 312AS has the color changing feature. The 312AS allows you to change color temperature between 3200 and 5600K. which is necessory if you need to use indoors and o

Material:BK7 grade A optical glassSize:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mmThickness Tolerance:±0.2mm　Angle tolerance:5 arc sec—3 arc minOptical parallelism:10arc seconds—1 arc minutesFlatness(@633nm):λ／

Material:UV-grade fused silicaSize:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mmThickness Tolerance:±0.2mm　Angle tolerance:5 arc sec—3 arc minOptical parallelism:10arc seconds—1 arc minutesFlatness(@633nm):λ／10

Material:Calcium Fluoride Single CrystalSize:Dia 3.0~200.0mm x thickness 0.3~60.0mm Dimension tolerance:0/-0.1mmThickness Tolerance:±0.2mm　Angle tolerance:5 arc sec—3 arc minOptical parallelism:10arc seconds—1 arc minutesFlatness(@633nm):λ&

Manufactured using BK-7 grade of optical glass or fused quartz of 0.06 or 0.13 micron, our range of optical flats is used for inspection of gauge blocks, mechanical seals, pump valves, auto parts, prisms, filters, mirrors and windows. The diameters of the

Two different radius are in everyone surface. Two surface are both so that. Single lens with both surfaces are complex surface.Or two surfaces of the lens with composite concentric annular and many focus of complex surfaces, Material:

Place of Origin:Foshan Guangdong China (Mainland) Brand Name: hongch Model Number: 2753Type: Insulation Sleeving Material: Fiberglass Application: High Voltage Rated Voltage: 1.2-2.5kv elasticity: temperature:250C.color: white,red,blackcertification:

Specifications: 1) Nominal inside diameter: 1.0 ~ 20.0mm 2) Maximum working temperature: 250oC3) Breakdown voltage: 1200 ~ 2,500V4) Size: 25 ~ 200m/roll; 1m/piece; others can be produced on request

Type: Insulating Sleeving Material: Fiberglass Application: High Voltage Rated Voltage: 1.2-2.5kv elasticity:temperature:105C, color: white with red line,white,white with green line,certification: ISO9001,SGS Delivery Detail: 25days Specifications:

2715 Fibreglass insulation sleeving coated with polyvinyl chloride resin is the E-glass fiber braided sleeving coated with polyvinyl chloride resin,Has an excellent softness and flexibility and good dielectric and chemical resistance.It can be as wiring i