Features of Cobalt filter glass as follow:

1.  Material :        optical glass  

2.  Glass type :   QB24 ,Schott BG12 

3.  Size :              customization  

4.  Surface :        20/10 ,40/20,60/40,80/50 

5.  Chamfer :       Protective chamfer  

6.  Tolerance :    +/-0.02mm to +/-0.1mm 

7.  Color :            Blue 

8.  Tempered :    according to your requirements  

9.  Coating :        No or custom 

Filter glass: 

Filters are designed by their manufacturers to transmit or absorb different wavelengths of light. And they are widely used in scientific experiments and industrial applications where that change is necessary. Color Separation Filter,Neutral Density Filter,Filter,Short/Long Wave Pass Filter,Bandpass Filter and Interference Filter 

Advantages:

1. Nice and soft color with solar control. 

2. Surface smooth and zero defects. 
3. Temperable and Laminatable quality. 

cobalt blue glass use as welding filter glass
	Material:Filter Glass,BK7 Dimension: 4mm-160mm - 0.20mm Squares/Rectangles:1mm-165mm Thickness:0.5mm-4mm  Thickness tolerance:+/-0.01mm-0.1mm Paralism: Up to 3 Arc minutes Edges:Fine  Ground Flatness:Up to Lambda/10 Surface quantity: 80/50-20/10 Scratch/Dig

cobalt blue glass use as welding filter glass  

  Parameters of Cobalt filter glass: 

Q1.How fast can I get the quotation?

 A:We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.

Q2.How can I get a sample to check your quality?

 A:After price confirmation, you can require for samples to check our quality. If you need the samples, and our inventory stocks, some products can supply free samples, but the freight is on your site.

Q3.Can you do the desigh for us?

 A:Yes. We have a professional team having rich experience in drawing design and manufacturing. Just tell us your ideal and we will help to carry out your ideas.

Q4.What about the lead time for mass production?

 A:Honestly , it depends on the order quantity and the season you place the order. The lead time of 500pcs is about 8 working days.

Q5.What is your terms of delivery?

 A:We accept EXW FOB CIF, etc. You can choose the one which is the most convenient or cost effective for you.