1. rich experience for optical glass
2. good surface quality
3. no bubble
4. the competitive price
Port: Shanghai
Minimum Order Quantity: 10 Piece/Pieces
Supply Ability: 100000 Piece/Pieces per Month
Payment Terms: T/T,Western Union
Contact Supplier
Packaging Detail: carton
Delivery Detail: within 10 days
b270 optical glass
type Thickness λtj(nm) λo(nm) Tλo(%) K
B270 1-5 310±10 400 ≥89.5 ≥1.0
b270 optical glass
B270 optical glass on the sun ultra-white glass with a range of high stability and high visible light transmittance characteristics. In addition, a highly stable thermal and chemical properties and fire polished surface, widely used in digital projectors, touch screen, vacuum coating the substrate and so on.
B270 ultra white glass
| Mechanical performance | Standard value |
|---|---|
| Density | 2.55g/cm3 |
| Knoop hardness HK 100 | 542kg/mm2 |
| Young's modulus E | 71.5kN/mm2 |
| Poisson's ratio μ | 0.208 |
| Thermal properties | Standard value |
|---|---|
| Strain point | 511°C |
| Annealing Point | 541°C |
| Softening point | 724°C |
| Coefficient of thermal expansion | 9.4×10E-6/K |
| Nature of optical | Through rate |
|---|---|
| nd | 1.5230 |
| ne | 1.5251 |
| ve | 58.3 |
| 2mm | 91.7% |
| 4mm | 91.6% |
| 15mm | 91.0% |
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Model No.: WH-M56
Features: 1.laser lens mirrors
2,Substrate:silicon,Mo with golden surface
3.Dia.10-100mm
4.Surface quality:20/10 fine grin.ing
Model No.: WHF-L638
Features: 638nm bandpass filterd
1.Materical:Optical glass,crystal,fused silicon.
2.Wavelength:638nm
3.Size:12*12*3.0mm
Model No.: WHF-F69
Features: Flashlight special colour filt
1.Materical:CaFZ,ZnSe,BK7,K9,Fused silicon.
2.Dimension:15mmx1.1mm
3.1W,2W,5W,10W flashlight.
Model No.: WH-M45
Features: Sapphire windows
1.Diameter:2-100mm
2.Surface quality:10/5 scratch/dig
3.Dia.tolerance:+/-0.005
4.Flatness:1/4 lambda
Model No.: WH-FN58
Features: IR cut filters
1.Materical:optical glass,crystal.
2.Demension:80.5x80.5mm
3.Thickness:2mm to 3mm
Model No.: WHF-P21
Features: Laser Protective filters
1.Materical:CaFZ,ZnSe,BK7,K9,Fused silicon.
2.Dimension:10mmx1.1mm
3.Wavelength:532nm
Model No.: ND
Features: Neutral in visible wavelength.
Model No.: WH-M9
Features: 1.Diameter:2-100mm
2.Surface quality:10/5
3.Dia.tolerance:+/-0.005
4.Flatness:1/4 lambda
5.Round,rectangle,special shape
Model No.: Jingsheng
Features: optical color filter/optical filter/filter/color filter
1.material:optical glass
2.type:Jingsheng
3.guarantee the quality
Model No.: RVND
Features: HBOptical has 30 years of experience in designing and manufacturing ND filters. 250nm-2500nm,OD0.02-OD4.0.
Model No.:
Features: The high reflective Mirrors.Reflective>98%@650nm .It's idea for use on optics for reflect some light.We can OEM the Size.
Model No.: GC-FI-FSLC
Features: Welding filter
Power Supply is Lithium battery and Solar cells.
Suitable for various welding helmet
View: 90x32mm