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Zenithstar 110 Triplet APO Specifications

P02

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Retractable dew shield

Dew shield cover

Getting to know your telescope

Extend

P01

Main tube

360  rotatable 

focuser lock

2" lock screw

2" to 1.25" adapter

Focuser knob

Tension adjustment 

The focuser drawtube

1.25" adapter lock screw

360  rotatable 

2" nosepiece lock

Aperture

Focal Ratio

Focal Length

Objective Type 

Resolving Power 

Limiting Magnitude

Lens Shade

Focuser 

1.25" Adapter

L- type Mount 

Field Stops

Dew Shield O.D.

Tube Diameter 

Tube Length 

Tube Weight 

Case 

Case Dimensions

(WxHxD) 

Case Weight  

Triplet APO Design, Air Spaced, TMB design, 

STM Fully Multi-Coated  

28" x 9.1" x 8.9" 
(70cm x 24cm x 22cm) 
(Total interior length 630mm)  

High Quality Aluminum Case  

9.5 lbs.( 4.3 kg) OTA  

8.1 lbs. (3.7 kg )

22.8" (580 mm) Fully Retracted 
25.6" (650 mm) Fully Extended  

110 mm 

F/7 

770mm

1.05" 

12.0 

Retractable

2.5"(63.5 mm)Crayford Focuser
77 mm (3.0")Focuser Travel Length
360° Rotatable Design, 1:10 dual speed 

Brass Compression Rings

Mounting Rings

6 Baffles 

5.3" (135 mm) 

4.5" (114 mm) 

Summary of Contents for ZenithStar 110

Page 1: ...AM OPTICS USA Crafting 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...

Page 2: ...e updated information These instructions will also guide you through how to properly maintain the ZenithStar 110 and how to operate it at its maximum capabilities Please carefully familiarize yourself...

Page 3: ...ing Magnitude Lens Shade Focuser 1 25 Adapter L type Mount Field Stops Dew Shield O D Tube Diameter Tube Length Tube Weight Case Case Dimensions WxHxD Case Weight Triplet APO Design Air Spaced TMB des...

Page 4: ...c s c o m Remember to insure that the mounting rings knobs are tight before operations Connection Instructions Mounting Rings Step 1 Step 2 Step 3 Fully extend the dewshield cover before placing the O...

Page 5: ...bjects using low power eyepieces 20X magnification and then zoom in by switching to higher powered eyepieces The largest field of view will be seen using a 12X low power wide field of view eyepiece Al...

Page 6: ...ntally gets caught in the rain immediately wipe off all water using a clean dry soft cloth If the telescope gets totally soaked in water immediately contact your Authorized WO Dealer for service instr...

Page 7: ...cessary William Optics offers a TMB designed reducer field flattener optimized for the 110mm TMB Triplet APO lens A mirror diagonal or erecting prism The 2 WO Dielectric model is strongly recommended...

Page 8: ...multi coated Parfocal Ultra Wide Angle 82 28mm 2 16mm 1 25 7mm 1 25 4mm 1 25 S W A N E y e p i e c e s U W A N E y e p i e c e s P12 C r a f t i n g t h e E a r t h s F i n e s t A s t r o n m i c a...

Page 9: ...P r i s m s 2 45 1 25 45 with 2 Barrel 1 25 45 2 9 0 E r e c t i n g P r i s m P14 C r a f t i n g t h e E a r t h s F i n e s t A s t r o n m i c a l I n s t r u m e n t s P h o t o A d a p t e r An...

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