1.25"45
with 2" Barrel
1.25" 45
Perfect both for astronomical and terrestrial observations.
Revolutionary and sophisticated design, extra-smooth feel.
45 Erecting Prisms
Recommended For This Scope
P11
www.william-optics.com
P12
Crafting the Earth's Finest
Astronmical Instruments
Optional Equipment
A sturdy tripod for astronomical or spotting scope usage, or a telescope tripod and
mount (Equatorial or Alt-Az)
A mirror diagonal or erecting prism (The 2" WO Dielectric model is strongly
recommended for high quality astronomical viewing. A top quality Dielectric Quartz
model is now also available from WO)
At least one or two high quality eyepieces (9mm to 40mm wide-field recommended)
depending on the application.
For astrophotography, a photo adapter plus a T-Mount connection are necessary.
William Optics offers a 0.8X field Reducer / Flattener with CCD camera adapter.
Please refer to our accessories chart on page 3.
In order to operate your Zenithstar 80 you will need the following
minimum equipment:
Erecting, illuminated reticle finderscopes with bracket ( 6x30 and 7x50 models
available).
WO 2" and 1.25" Erecting prisms.
Super wide angle Eyepieces, 1.25" or 2" versions.
DCL 28, 4337 series.
(Digital Camera adapter Lens for Digital Cameras and Digital Video).
Digiscoping adapter: universal adapter for any type of digital camera.
WO 1.25" VR-1 filter improves seeing on bright objects like the Moon.
(Violet-Reducer).
WO 80 mm mounting rings, saddle plate, dovetail plate combo for equatorial
mounting.
WO 2" Extension Tube.
WO 2" Photographic Adapter
Also available from WO:
D i a g o n a l M i r r o r s
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99% reflectivity with 1/10 lambda
high-precision mirror surface, with
elegant exterior design, with 1.25"
adapter.
2" Dielectric
Diagonal Mirror
2" 45
High-quality dielectric coating (99% reflectivity),
precision-polished quartz flat in our much-admired,
patented mechanics.
Our 2" Diagonals are what you need for your best
observing sessions. Only from William Optics.
2" Quartz
Dielectric Diagonal