The 6mm Brandon flat top eyepiece by Vernonscope is best used with slower end focal ratios (f/7 or higher) due to its ability to provide high contrast views, specifically when viewing planets and star systems. While it can be used with fast focal ratios, it is best used with higher ones.
|Name||Vernonscope - Brandon 6mm 1.25" Parfocal Brandon Ocular Eyepiece - Flat Top|
|Custom Stock Status||Ships in 3-5 Days|
|Apparent Field of View||42 degrees|
|Field Stop Diameter||4.4mm, as measured with caliper|