Eyepieces
Not Exact? ..... Exactly
Eyepiece AFOV and Barlow magnification factors can effectively vary from manufacturer specified values.
A Review of 1.25" 32mm Eyepieces
The 32mm 1.25” plossl is one of a handful of available eyepieces that offers the maximum possible TFOV in the 1.25” format. However, reviews of the various 32mm 1.25” options are hard to find. With that in mind I gathered a sample of five different 32mm 1.25” eyepieces currently in production and added the 35mm 1.25” Orion Ultrascopic to the sample.
A review of the 20mm ES68, 20mm Pentax XW, and 20mm Waterproof Meade UWA
The eyepiece market provides numerous options with a 20mm focal length ranging from inexpensive 20mm plossls to expensive “premium” options offered by Pentax and Televue. Eyepieces with a 20mm FL are very versatile giving exit pupils ranging from 4.4mm to 2.0mm with scopes having focal ratios from F/4.5 to F/10...
Funding Member
Sponsors
- APM-Telescopes
- TeleVue Optics
- AstroMart LLC
- Astromart Customer Service
- https://markarianfineoptics.ca/-/about-us
- Waite Research
- TelescopeAdapters.com
- Anacortes Telescope
- FocusKnobs
- Anacortes Telescope
- Matsumoto Company
- SellTelescopes.com
- SkyShed Observatories
- Desert Sky Astro Products
- nPAE Precision Astro Engineering
- Optique Unterlinden (Europe)
- AstroMart
- Takahashi
- ASTROPHOTOGRAPHY BY MARTIN PUGH
- Rod Mollise
View all sponsors