Eyepieces
The Celestron Rich Field Viewer
The Vintage Celestron Rich Field Viewer is the king of wide-field - Period.
Russell Optics 15mm and 19mm wide field Konigs
Can a $65 eyepiece compete with a $350 Premium eyepiece?
Arcturus 2" 20/30 Convertible Eyepiece
An Interesting New Concept and Company
Understanding Pentax XL and XW eyepieces
This is a pictorial essay including partial disassembly of the XL and XW eyepieces to see how "skinny" they can get for a binoviewer. Sundry comments on pricing and performance.
Orion 18mm Epic ED2 vs. Smart Astronomy 19mm Extra Flat Field (EF)
If you’re on a tight budget, but looking for something better than inexpensive plossls, the Orion Epic ED2 line and the Smart Astronomy EF line may fall into your price range. Eyepieces from both lines can be purchased for less than $100 and therefore won’t break the bank.
Premium Wide-field Shootout:
Televue 31mm Vs Televue 41mm.
A Eyepiece Calculator on Steroids
In Depth Eyepiece Calculation Spreadsheet and Instructions.
William Optics Zoom II Eyepiece (7.5mm-22.5mm)
The Urban Astronomer’s best friend?
TV 32 Wide Field vs Garrett Optical SWA 32mm 72 deg FMC
Newer design does not always mean better
TV 19mm Panoptic vs Orion 17mm Stratus
Cost may not make the eyepiece better
Burgess Optics TMB Designed 3.2mm and 4mm Planetary Eyepiece Review
Finally! An inexpensive Eyepiece that Delivers the GOODS!
William Optics UWAN 28mm - My Experience
Is this the answer to the Wide Field/Low Power Sticker Shock?
Siebert Modular Barlow on a Small Focal Length Scope For Higher Powers
An Option For Bringing Higher Powers To Your TV-60 (or other small focal length scope)
Vixen 5mm NLV: Made In Japan
A Vixen standard is now "new and improved."
BAADER HYPERION eyepieces
Four eyepieces in one?
Funding Member
