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LED lens reflector for LED COB chip lampshade kit PC lens + reflector + silicone ring lampshade for LED floodlight DIY

3pcs 44mm Optical Glass LED Lens 60 Degree + 50mm Reflector Collimator + Fixed Bracket for 20W 30W 50W 100W COB High Power Chip

20W 30W 50W 100W Watt High Power LED Heatsink + 44mm Lens+Reflector Bracket kit for 20W-100W LED chip DIY

50Pcs/set LED Lens Reflector Collimator For 5050 SMD 30 60 Degree 10X8mm Convex Optical Lens Reflector Collimator

50Pcs/set LED Lens Reflector Collimator For 5050 SMD 30 60 Degree 10X8mm Convex Optical Lens Reflector Collimator

10Pcs/Lot COB LED Chip 10W 15W 20W 30W 3000K 4000K 6000K 80Ra 17mm 110LM/W COB LED Chip For LED Light Down Light Track Light

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1Set 67mm/100mm Optical Glass LED Lens 60-80 Degree+66.4mm Reflector +Fixed Bracket for 20W-100W High Power Chip Tools

EPISTAR CHIP 150W 200W Watt LED CHIP High Power LED SMD COB Bulb Chip Cold Warm White Led bulb Diode Lamp For DIY 30000LM

Projector Vs. Reflector Headlights: Which Is Best ...

In older reflector headlights, the shape of the light beam was determined by the lens in the front of the headlight. With this type, known as a sealed-beam headlight, the casing cannot be removed to replace a burnt-out bulb. In the 1980s, improvements in technology led to reflector headlights that used mirrors inside the headlight housing itself to guide the beams. This meant it was no longer ...

LED street light - Wikipedia

Most LED street lights have a lens on the LED panel, which is designed to cast its light in a rectangular pattern, ... Even under the best of conditions, the reflector absorbs some of the light. Also for fluorescent lamps and other lamps with phosphor coated bulbs, the bulb itself absorbs some of the light directed back down by the reflector. The glass cover, called a refractor, helps project ...

Led - Wikipedia

In het Engels, daarentegen, schrijft men LED, wat wordt uitgesproken als "el-ie-die". In vertalingen, onder andere uit het Duits, leest men vaak 'lichtdiode'. Behalve de eigenlijke diode wordt ook het geheel van de halfgeleider met reflector, contactpunten en behuizing/lens (zie de tekening) led of ledje genoemd.

LED Fully nclosed asketed ndustrial - H.E. W

REFLECTOR – 92% minimum average reflective white polyester powder coat bonded to phosphate-free, multi-stage pretreated metal. SHIELDING – Frosted, ribbed, impact-resistant acrylic. ELECTRICAL – High quality mid-power LED board. L70 >50,000 hours. -20ºC to 40ºC maximum ambient operating temperature (restrictions apply, see Performance Data for details). -40ºC minimum operating ...

hot sale 60mm 15mm LED COB Strip Light Source chip moudle COB LED bulb 12V DC 2W 200LM FLIP Chip for DIY auto Lamp

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[sumbulbs] MIX DC 12V 2w-200w led cob lamp light emitting diode linear round colorful cob for bulb cob led bar strip chip

MIX DC 12V led cob lamp light emitting diode panel round cob for DIY auto bulb cob led bar strip chip source

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