IBS vs IAD Optical Coating: How to Choose the Process
The difference between IBS vs IAD optical coating comes down to how much kinetic energy the film-forming atoms carry when they land, and what that…
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Day: September 4, 2026
Flat-Top vs Gaussian Bandpass Filter: How to Choose
A flat-top bandpass filter holds near-peak transmission across the whole passband and then drops steeply at both edges. A Gaussian bandpass filter reaches maximum transmission…
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OD4 vs OD6 Optical Filter Blocking: Key Differences
The practical difference between OD4 vs OD6 optical filter blocking is a factor of 100 in transmitted unwanted light. OD4 permits a maximum transmittance of…
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