| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| cosettespafford | "Thank you, Chris! Your explanation really helped! Cosette " | Read more » | over 8 years ago | |||
| cfastie | "Hello, Some experiments suggested that viewing the spectrum at a slight angle (from perpendicular to the grating) produced a clearer image of the ..." | Read more » | over 8 years ago |