fresnel lens for led light
Size: 21mm
Thickness: 1.5mm
Facet spacing: 0.5mm
Focal length: 15mm
Port: SZ/HK
Minimum Order Quantity: 1000 Piece/Pieces
Supply Ability: 1000000 Piece/Pieces per Month
Payment Terms: T/T,Western Union
Contact Supplier
Packaging Detail: standard package
Delivery Detail: 3 days
fresnel lens for led light
Size: Φ21mm
Thickness: 1.5mm
Facet spacing: 0.5mm
Focal length: 15mm
Model No.: WH-B
Features: 1.Materical:CaF,SeZe,Bk7,K9,Sapphire etc.
2.Size:2mm-120mm
3.Surface Qualitity:60/40,40/20,20/10
Model No.: WH-BW9
Features: 1.Material:ZnSe (zinc selenide)
2.Surface quality:60/40,40/20
3.Parallelism:3 arc minutes
Model No.: WH-FI
Features: 1.Material:crystal,CaFz,ZnSe,Mgf
2.OD:0.5mm-200mm
3.Edge thickness: +/- 0.10mm.
4.S/D:60/40
5.Flatness:1/10 - 1/2lambad
Model No.: WH-FI
Features: 1.Material:BK7,fused quartz,sapphire
2.OD:0.5mm-200mm
3.Edge thickness: +/- 0.10mm.
4.S/D:60/40
5.Flatness:1/10 - 1/2lambad
Model No.: WHW
Features: 1.Material: Bk7,
2.Dimenision:.OD:3mm-350mm
3.Edge thickness: 1mm +/- 0.10mm.
4.S/D:10/5 the highest
Model No.: WH-PL
Features: 1.Material:N-BK7
2.Design Wavelength:587.6nm
3.FL:3.91mm
4.Bf:1.4mm
5.Surface quality:60/40
Model No.: WH-BW8
Features: 1.Material:ZnSe (zinc selenide)
2.Surface quality:60/40
3.Parallelism:3 arc minutes
4.Surface Figure :1 fringe per inch
Model No.: WH-C568
Features: Cylindrical lens
1.Material:Fused Quartz(JGS1,JGS2,JGS3)
2.3-500mm
3.Surface Quality:60/40,40/20,20/10
Model No.: plano-concave lens
Features: 1.materical: BK270,BK7,silica,Caf2,MgF etc
2.functions:imaging sysmens,such as camera.
3.clear aperture>90%
Model No.: WH-C59
Features: Cylindrical lens
1.Material:BK7,K9,Fused Quartz,Sapphire
2.Demension:60(L)*15(W)*20(H)mm
3.S/D:60/40,40/20,20/10
Model No.: WH-LP
Features: 1.Material: Bk7, Quartz, Caf2, Sapphire.
2.Diameter: .OD:2mm-120mm
3.Edge thickness: 1mm +/- 0.10mm.
Model No.: WH-B
Features: 1.Materical:Bk glass
1.OD:2mm-120mm
2.centration:1~3 arc minutes
3.Clear Aperture>90% of diameter