Parameter
Size
Tolerance
Remark
OD (mm)
2.5/2.0/1.5/1.4/1.25
±0.05
Custom produce according to drawing
ID (mm)
0.127
±0.002
Length (mm)
3.0
±0.1
Cone width (mm)
0.60
±0.2
Cone length (mm)
1.0
±0.5
Material
Borosilicate glass
Other standard dimensions:
Core location
Outer side length (mm)
Inner diameter (mm)
Drawing
Off-center
2.5*2.5±0.05
0.127+0.002/-0.001
Off-center
1.5*1.5±0.05
0.127+0.002/-0.001
Central-core
1.25*1.25±0.05
0.127+0.002/-0.001
Central-core
1.4*1.4±0.05
0.127+0.002/-0.001
Central-core
2.0*2.0±0.1 or ±0.2
0.127+0.002/-0.001
Central-core
2.5*2.5±0.1
0.127+0.002/-0.001
Rectangular
2.0±0.05*1.0±0.05
0.127+0.002/-0.001
Rectangular
3.0±0.05*2.0±0.05
0.081+0.003/-0.0
Rectangular
2.5±0.05*1.0±0.03
0.127+0.002/-0.001