Q. Which is the most common method for manufacturing couplers? (Solved)
1. wavelength division multiplexing
2. lateral offset method
3. semitransparent mirror method
4. fused bi-conical taper (fbt) technique
- d. fused bi-conical taper (fbt) technique
1. wavelength division multiplexing
2. lateral offset method
3. semitransparent mirror method
4. fused bi-conical taper (fbt) technique