| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| stoft | "Yes, I understand the wish for simple, cheap and insensitive to construction or handling -- but I'd like to propose some alternative, yet associate..." | Read more » | over 8 years ago | |||
| stoft | "Thanks - Lots of great feedback. - First, remember that we are dealing with light with extremely short wavelengths -- which is why most optical exp..." | Read more » | over 8 years ago |