Skip to content

Eyepieces & Accessories

13 Items
William Optics 33 mm Super Wide Angle 2" Eyepiece

William Optics 33 mm Super Wide Angle 2" Eyepiece - E-SWA33

SKU: WYO-E-SWA33
  • Focal Length: 33mm
  • Apparent Field of View: 72
$118.00
 
William Optics 12.5 mm Super Planetary Long Relief Eyepiece

William Optics 12.5 mm Super Planetary Long Eye Relief Eyepiece - E-SPL125

SKU: WYO-E-SPL125
  • Focal Length: 12.5mm
  • Apparent Field of View: 55
$108.00
 
William Optics 9 mm SWAN 1.25" Eyepiece

William Optics 9 mm Super Wide Angle 1.25" Eyepiece - E-SWA09

SKU: WYO-E-SWA09
  • Focal Length: 9 mm
  • Apparent Field of View: 72
$79.00
 
William Optics 20 mm SWAN Eyepiece - 1.25"

William Optics 20 mm Super Wide Angle 1.25" Eyepiece - E-SWA20

SKU: WYO-E-SWA20
  • Focal Length: 20 mm
  • Apparent Field of View: 72
$79.00
 
William Optics 25 mm SWAN 2" Eyepiece

William Optics 25 mm Super Wide Angle 2" Eyepiece - E-SWA25

SKU: WYO-E-SWA25
  • Focal Length: 25 mm
  • Apparent Field of View: 72
$118.00
 
William Optics 40 mm Super Wide Angle Eyepiece - 2"

William Optics 40 mm Super Wide Angle 2" Eyepiece - E-SWA40

SKU: WYO-E-SWA40
  • Focal Length: 40 mm
  • Apparent Field of View: 72
$118.00
 
William Optics 2" RotoLock Eyepiece Adapter & Visual Back with 48 mm Male Threads

William Optics 2" RotoLock Eyepiece Adapter / Visual Back with 48mm Male Threads - D-ROTO-A2-M48M

SKU: WYO-D-ROTO-A2-M48M
  • This eyepiece adapter is compatible with telescopes and accessories with female 48 mm threads.

  • The other side of the adapter has a standard 2" visual back.

  • Slightly turning the adapter clockwise will lock accessories in place.

  • William Optics' Rotolock Eyepiece adapter's length is 55.5 mm with a 75 mm outer diameter.
$99.00 $89.95
 
William Optics 2" RotoLock Eyepiece Adapter & Visual Back with 2" SCT Threads

William Optics 2" RotoLock Eyepiece Adapter / Visual Back with SCT 2" Threads - D-ROTO-A2-SCT2F

SKU: WYO-D-ROTO-A2-SCT2F
  • This RotoLock is made to work with Schmidt-Cassegrain telescopes.

  • On one side, the RotoLock has a female 2" SCT thread.

  • The other side has a standard 2" visual back.

  • A simple rotation will lock and unlock accessories into place.
$99.00
 
William Optics 2" RotoLock Eyepiece Adapter & Visual Back with 3.28" Female Adapter

William Optics RotoLock Eyepiece Adapter / Visual Back with SCT 3.28" Threads - D-ROTO-A2-SCT328F

SKU: WYO-D-ROTO-A2-SCT328F
  • This WO Rotolock Eyepiece Adapter mounts to the 3.28" SCT male threads on most SCTs.
  • Using this adapter will replace the original visual back with one that will accept a WO Rotolock.
  • William Optics has designed the adapter to have threads for 48 mm filters.
  • All you have to do is rotate the adapter ring clockwise to lock in the inserted accessory.
$99.00
 
$99.00
 

William Optics 3.5 mm Extremely Wide Angle 110° Eyepiece - 2"/1.25" - E-XWA035

SKU: WYO-E-XWA035
  • Focal Length: 3.5mm
  • Apparent Field of View: 110
$198.00
 

William Optics 5 mm Extremely Wide Angle 110° Eyepiece - 2"/1.25" - E-XWA05

SKU: WYO-E-XWA05
  • Focal Length: 5mm
  • Apparent Field of View: 110
$198.00
 

William Optics CatEye 10mm Eyepiece - E-CE10

SKU: WYO-E-CE10
  • Focal Length: 10mm
  • Apparent Field of View: 60
$99.00
 

Best Telescope Eyepieces Online at High Point Scientific


When looking for new telescope eyepieces think quality, not quantity. This is important because a quality telescope eyepiece can significantly enhance the performance your telescope while a sub-par eyepiece can impair the performance of your telescope. Celestron, Meade, and Orion offer a wide range of quality telescope eyepieces for sale. Explore Scientific, William Optics and Baader Planetarium offer nice mid-range to high-end telescope eyepieces. If you want the best, look to Televue eyepieces as they are the holy grail of high-end eyepieces that will enhance the performance of virtually any telescope!


If you feel you have outgrown your old telescope, there’s no need to purchase a whole new scope! With the proper eyepiece, you will enjoy viewing the same celestial objects you know and love but with increased definition and high-contrast views. A better eyepiece can make a world of a difference without breaking your budget. We have a great selection of eyepieces for you to choose from, including Plossl, Nagler, and WideField eyepieces. Be sure to pay attention to the eyepiece’s focal length, apparent field of view, eye relief, and barrel size, so you can equip your scope with the best selection of eyepieces.


High Point Scientific offers a wide variety of telescope eyepiece kits and accessories to suit a wide range of viewing needs. Feel free to consult with one of our eyepiece experts about your current collection and what options may be available to enhance the performance of your telescope today.


Telescope Eyepieces and Magnification



High Point Scientific is rated 4.9/5 based on 1347 reviews