+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI

William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25'' CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25'' CF Dielectric Diagonal ZS80-ED-125DI
1 of 5 images
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25'' CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
2 of 5 images
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
3 of 5 images
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
4 of 5 images
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI
5 of 5 images
William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI

Tap Tap to Zoom

Questions & Answers

Code: WO-TS-ZS80-ED-125DI

MPN: ZS80-ED-125DI

Product No Longer Available

Product Info for William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI

William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI on sale and available from our online store. OpticsPlanet, Inc is an Authorized US Distributor for William Optics Telescopes.image

ZenithStar 80mm II ED APO. Doublet. F/6.8, 545mm comes with L-Based bracket, and Custom Aluminum Case. (Package Includes 1.25" Dielectric Diagonal).

Specifications of William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI:

Aperture 80mm
Focal Ratio F/6.8
Focal Length 545mm
Objective Type

FPL-51 ED Glass, Doublet, Air Spaced, APO

Fully Multi-Coated
Resolving Power 1.45"
Limiting Magnitude 11.3
Lens Shade Retractable
Focuser 2" 360° Rotating Camera-angle Adjuster, 1:10 fine focus

Focuser Travel Length 3.15" (80mm)

1.25" Adapter
1.25" Adapter Brass Compression Rings
L- type Mount L Bracket Based
Field Stops 10 Baffles
Tube Diameter 90mm
Tube Length 16.9" (430mm) Fully Retracted

19.7" (500mm) Fully Extended
Tube Weight  
Case Aluminium Case (Standard)
Case Dimensions

(WxHxD)

 22.4" x 12.6" x 8.3"

(57cm x 32cm x 21cm)

(Water Resistant)
Case Weight  
· Chromatic Aberration Graph
· Spot Diagram

Features of William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI:

The newest ZenithStar II generation Doublet APO is a 80mm ED refractor ideal for everyone who needs an excellent back-up scope/ guiding scope at an excellent price, or a great first APO refractor, which you can use for planetary work, wide-field imaging, and crisp, high power observations...

Lens Design

• Doublet ED, using premimum Ohara FPL-51 Japanese glass, air spaced, in CNC machined ultra high precision lens cell.

• Each lens is Fully Multi-Coated with best in classanti-reflective coatings.

Low C.A.

• Fully baffled to block all extraneous off-axis light rays and prevent glancing reflections, increasing overall contrast.

• 80 mm clear aperture.

Nothing Left to Chance

• Fully CNC machined production, no plastic part used.

• Drawtube travel length 80 mm, with precision graduated scale.

• 1.25” adapter included.

• Brass Compression rings on the adapter: will not ruin your precious eyepieces!

Super Portable

• Retractable dewshield, for enhanced transportability.

• Only 2.8 kg. Perfect for piggybacking as guide scope.

• Optional rings, guiding rings and 0.8x field flattener/reducer are available!

Beautiful Anodizing

• Superior anodizing will not only give you a beautiful telescope, but also protect it by making the surface much harder than natural aluminum.

• Elegant blue finish, stylish like a designer product! It is particularly suited to be paired to SCTs as a guiding scope.

Wonderful WO Microfocuser

• William Optics 360-degree rotatable Crayford focuser, smooth and precise.

• Adjustable focuser tension.

• Super-smooth and reliable 1:10 micro focuser for fine focusing during astrophotography or visual observations alike.

Attention to Packaging

• Exclusive Aluminum carrying case included in the price.

• Water resistant case.

• Carry-on size: you do not have to leave your treasure home!

• Two-year, no fuss warranty and constant customer service!

Package Contents:

  • ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal

Related Products to William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI

Image of Sky Watcher 16in. Flextube 400P SynScan GoTo Collapsible Dobsonian S11840 Sky Watcher 16in. Flextube 400P SynScan GoTo Collapsible Dobsonian S11840 (1) $5,200.00
Image of Celestron CPC Deluxe 1100 HD Computerized Telescope Celestron CPC Deluxe 1100 HD Computerized Telescope (2) List: $7,148.95 (Save 23%) $5,499.00
Image of Celestron NexStar Evolution 9.25 Schmidt-Cassegrain Telescope Celestron NexStar Evolution 9.25 Schmidt-Cassegrain Telescope (4) List: $3,898.95 (Save 23%) $2,999.00
Image of Celestron CGX HD Telescope 3 models Celestron CGX HD Telescope As Low As (Save 23%) $4,299.00
Image of Celestron EdgeHD 925 9.25" Optical Tube Assembly 91040-XLT, OTA Telescope Celestron EdgeHD 925 9.25" Optical Tube Assembly 91040-XLT, OTA Telescope List: $4,028.95 (Save 23%) $3,099.00
Image of Celestron NexStar Evolution 8 Schmidt-Cassegrain Telescope Celestron NexStar Evolution 8 Schmidt-Cassegrain Telescope (7) List: $3,118.95 (Save 23%) $2,399.00 Best Rated
Image of Explore Scientific FirstLight Tube Refractor AR127mm Explore Scientific FirstLight Tube Refractor AR127mm List: $1,019.99 (Save 17%) $849.99
Image of Explore Scientific 127mm AR Series Achromatic Refractor Telescope Explore Scientific 127mm AR Series Achromatic Refractor Telescope List: $769.99 (Save 13%) $669.99
Image of Sky Watcher Skymax 150 Telescope Sky Watcher Skymax 150 Telescope List: $1,048.21 (Save $73.21) $975.00
Image of Sky Watcher Skymax 102 AZ-GTi Telescope Sky Watcher Skymax 102 AZ-GTi Telescope List: $912.68 (Save 16%) $765.00
Image of National Geographic EQ Telescope National Geographic EQ Telescope (2) List: $250.00 (Save 16%) $209.99
Image of Explore Scientific FirstLight Tube Refractor AR102mm 3 models Explore Scientific FirstLight Tube Refractor AR102mm As Low As (Save Up to 27%) $269.99
Image of Celestron NexStar 4SE Telescope 11049 - 4" Special Edition Maksutov - Cassegrain Computerized Telescopes Celestron NexStar 4SE Computerized Telescope 11049 Special Edition Maksutov (8) List: $973.95 (Save 23%) $749.00 Best Rated
Image of Celestron Starsense Explorer DX 5in SCT Telescope Celestron Starsense Explorer DX 5in SCT Telescope List: $844.95 (Save 23%) $648.99
Image of Konus 60x800mm Konuspace-6 Telescope 1743 Konus 60x800mm Konuspace-6 Telescope 1743 List: $129.99 (Save 12%) $113.99
Image of Celestron Starsense Explorer DX 130mm Reflector Telescopes Celestron Starsense Explorer DX 130mm Reflector Telescopes (1) List: $649.95 (Save 24%) $494.49
Image of Sky Watcher 6in. Traditional Dobsonian Telescope Sky Watcher 6in. Traditional Dobsonian Telescope List: $560.00 (Save $45.00) $515.00
Image of Opticron MM3 60 GA/45 + HR3 16-48x Travelscope Kit Opticron MM3 60 GA/45 + HR3 16-48x Travelscope Kit List: $528.00 (Save 13%) $458.00
Image of Sky Watcher Heritage 150 Tabletop Dobsonian Telescope Sky Watcher Heritage 150 Tabletop Dobsonian Telescope (1) List: $449.49 (Save 21%) $355.00
Image of Sky Watcher Evoguide 50DX APO Guide Scope Astrograph Sky Watcher Evoguide 50DX APO Guide Scope Astrograph List: $473.22 (Save 21%) $375.00
Image of Celestron AstroMaster 102AZ Telescope Celestron AstroMaster 102AZ Telescope (2) List: $467.95 (Save 23%) $359.49
Image of Konus KonuStart-700B D.60/F.700 telescope Konus KonuStart-700B D.60/F.700 telescope List: $159.99 (Save 14%) $137.99
Image of Sky Watcher Skymax 102 Telescope Sky Watcher Skymax 102 Telescope List: $417.00 (Save 15%) $355.00
Image of Carson RedPlanet 25 - 56x80mm Refractor Telescope w/Smartphone Adapter Carson RedPlanet 25 - 56x80mm Refractor Telescope w/Smartphone Adapter List: $270.00 (Save $12.01) $257.99

William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI Unavailable & Discontinued Models

List of Unorderable Models

  • William Optics ZenithStar 80mm II ED APO Doublet f/6.8 Refractor Telescope, Aluminum Case & 1.25" CF Dielectric Diagonal ZS80-ED-125DI , MPN: ZS80-ED-125DI , Code: WO-TS-ZS80-ED-125DI
Compare (0)
1 item has been added
Add at least two items to compare