... 2 mmMaterial:optica Acrylifeature ad advantages:1.high light transmittance2.limpid transparent3.high light penetrability,more brighter4.high quality competitive price. ... actions.It is suitable for miner's lamp,LED lamps and lanterns.also suitable for Solar energy collector system, solar ... provide the custom size we can assure the definition and the luminous flux of the productsCE,Factory Audit,ISO9001, ...