Optical Glass Plano-convex Lens for Power LED Spotlight, 90-100degree, Concave inside 100MM

SKU: 2144563

8.43 8.43 Piece 8.43 USD

¥ 55.00

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Features:

  • led lens of glass 
  • apply for 20-500w High Power Led 
  • optical glass (bososilicate ) material 
  • 90-100 degree lens

Parameters:

  • 1) material: optical glass(borosilicate),K9,BK7,B270
  • 2) light transmittance: 95%( coated lens can up to 97%)  
  • 3) refractive index:1.474
  • 4) working temperature: -50-800 degree
  • 5) view degree : 90-100 degree