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W.O. 2" Star Mirror Diagonals.

Ultra wide angle UWAN Eyepieces, 1.25" or 2" versions.

Digiscoping adapter: universal adapter for any type of digital camera.

W.O. VR-1 filter improves seeing on bright objects like the Moon "Violet-Reducer".

Red dot finder.

W.O. 2" and 1.25" 45  Erecting prisms.

DCL 52, 28, 4337 series "Digital Camera adapter Lens for Digital Cameras and
Digital Video".

W.O. 2" SCT extender / adapter.

P11

www.william-optics.com

P12

Crafting the Earth's Finest 

Astronomical Instruments

Optional Equipment

A sturdy tripod for astronomical or birding usage or a mount (equatorial or ALT-
AZ).

A mirror diagonal or erecting prism (The WO 2" SCT Dielectric Diagonal is
strongly recommended for better results in star observation and digital photography.

A top-quality Dielectric Quartz model is also available now).
At least one or two good eyepieces (9 to 40 mm wide-field recommended)
depending on the application.

Other accessories depending on application.

In order to operate your ZenithStar 66 you will need the following minimum

equipment:

Also available from WO:

Bundle Equipment

1. Stylish soft carrying case, backpack style, with custom fitted

    foam, water resistant, carry-on size, aluminium case for ZenithStar

    66 SD Doublet APO.

2. L-bracket base.

3. Dew shield cover.

4. 2" to 1.25" Adapter.

Caution!  Never directly view the sun light with your telescope.

Do not aim your ZenithStar 66 at the Sun because this might impair your Loss of

eyesight can occur when your telescope is not properly protected by solar

viewing filter. (Solar filters can be easily purchased through your WO Authorized

Dealers).

Always place the optical telescope assembly (OTA) on a completely flat surface,

unstable placement of telescope may cause it to fall, and if handled without

caution, it may easily injure yourself and others.

Never use your telescope under rainy conditions: this telescope is not designed

to be water-proof. If your telescope accidentally gets caught in rain, please wipe

down the water with a dry clean cloth, but if the lens gets totally soaked by water,

please contact your WO Authorized Dealer right away for details on a service

solution.

Do not disassemble or attempt repairing your telescope without a written

authorization from William Optics Corp. : this violates the warranty terms under

the limited product warranty section and invalids any guarantee. Always consult

with your local WO Authorized Dealer or with William Optics Corp. for details on

how to service your telescope.

Caution for Safety

Summary of Contents for ZenithStar 66 SD APO

Page 1: ...ing the Earth s Finest Astronomical Instruments CONTACT US WILLIAM OPTICS USA Toll Free 1 866 918 6888 For USA only Tel 1 714 898 7989 Fax 1 714 892 6067 web www william optics com e mail wo william o...

Page 2: ...It could easily cause instant blindness or serious damage to your eyes To view the sun use only appropriately designed solar filters that will reject 99 96 of the sun light and heat Educate your famil...

Page 3: ...meter Tube Weight Tube Length Case Dimensions WxHxD 1 25 adapter lock screw L Bracket Connection point for tripod L type Mount Field Stops Case Weight 66 mm F 5 9 388 mm 15 3 SD Doublet Air Spaced Ful...

Page 4: ...bag 75 mm 2 95 3 7 lbs 1 7 kg 345 mm 13 6 Fully Retracted 410 mm 16 1 Fully Extended 38 5 cm x 24 5 cm x 11 5 cm 15 x 9 6 x 4 5 Water Resistant L type Mount L Bracket Based Field Stops 10 Baffles Dew...

Page 5: ...CD Adapter EZTouch Quick Release Bracket 2 Diagonal Mirror 2 Eyepiece 2 to1 25 a d a p t e r SCT Diagonal 2 SCT ZS66 Adapter Remove the 1 25 adapter to mount a WO SCT Diagonal or extender Extend the t...

Page 6: ...bscrew We suggest positioning the RDF base with the thumbscrew facing towards the left for clarity purposes it s shown on the right hand side on these instructions Step 2 Step 3 C r a f t i n g t h e...

Page 7: ...ge 05 provides additional details on photographic accessories for various CCD digital and film cameras Never aim your telescope or finderscope at the Sun without proper Solar filters installed on the...

Page 8: ...custom fitted foam water resistant carry on size aluminium case for ZenithStar 66 SD Doublet APO 2 L bracket base 3 Dew shield cover 4 2 to 1 25 Adapter Caution Never directly view the sun light with...

Page 9: ...users needs It can be connected to any 2 diagonal or erecting prism through a 2 to 1 25 adapter DCL 4337 Allows connection of 2 accessories such as photo adapters or 2 diagonals to ZS 66 and other 2...

Page 10: ...very practical r d f comes with a handy quick release bracket included in the price Centering your objects in the sky has never been easier Ultra Wide Angle 82 16mm 1 25 7mm 1 25 4mm 1 25 focal lengt...

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