William optics FLT-110 User Manual
WILLIAM OPTICS USA
Crafting the Earth's Finest Astronomical Instruments
www.william-optics.com
William Optics Corp.
FluoroStar 110
INSTRUCTION MANUAL
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-optics.com
Crafting the Earth's Finest Astronomical Instruments
Thank you for choosing a William Optics FLUOROSTAR 110,
William Optics flagship refractor.
This simple step-by-step instruction manual is designed to provide
FLT-110 owners with a better understanding of how to operate
their new telescope by providing precise, updated information.
These instructions will also guide you through how to properly
maintain the FLT-110, and how to operate it at its maximum
capabilities.
Please carefully familiarize yourself with your telescope's parts
and functions before operating it for the first time.
WARNING!
DO NOT USE THIS TELESCOPE UNDER ANY
CIRCUMSTANCES TO DIRECTLY VIEW THE SUN.
It could easily cause instant blindness or serious damage to your
eyes. To view the sun, use only appropriately designed solar filters
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that will reject 99.96% of the sun light and heat. Educate your family
on how to use this telescope properly during day and night time
observations. For further information please contact your local dealer.
CONTENTS
Getting to know your telescope
FluoroStar Specifications
FluoroStar Color Correction Graph
FluoroStar Acessories Chart
Connection Instructions ( Mounting Rings )
Connection Instructions ( 2" Diagonal Mirror/ 2" 45 Erecting Prism )
Connection Instructions ( Erecting Finderscope )
Connection Instructions ( Aligning Finderscope )
Usage
Important Notice
Storage and Cleaning
Caution for Safety
01
02
03
04
05
06
07
08
09
10
10
11
Crafting the Earth's Finest Astronomical Instruments
Bundled Equipment
Optional Equipment
FLT-110 APO F/6.5 Features
Recommended for This Scope
11
12
13-14
15-20
Getting to know your telescope
FluoroStar 110 Triplet APO Specifications
Dew shield cover
Retractable dew shield
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o
360 rotatable
focuser lock
Extend
main tube
tension adjustment
the focuser drawtube
Aperture
Focal Ratio
Focal Length
Objective Type
Resolving Power
Limiting Magnitude
Lens Shade
Focuser
1.25" Adapter
Tube Diameter
Tube Length
Tube Weight
Case
110 mm
F / 6.5
715 mm
3 elements oil-spaced
1.05"
12
Retractable
4" 360 Rotating
o
Camera-angle Adjuster
1.25" Adapter Included
Brass Compression Rings
115 mm
625 mm ( 24.6" ) Fully Retracted
6.1 kg ( 13.5 lbs. )
High Quality Aluminum Case
o
360 rotatable
2" nosepiece lock
2" lock screw
1.25" adapter lock screw
2" to 1.25" adapter
P01 P02
focuser knob
Case Dimensions
(WxHxD)
70 cm x 24 cm x 22 cm
( 28" x 9.1" x 8.9" )
Case Weight 4.5 kg
Color Correction Graph
FluoroStar Accessories Chart
1.0
0,5
0,0 0,2 0,4
Color correction:
Corrected from 436mm to 100mm, color
image shift 0.025% of F.
Optimized for e-line (546mm), calculated
PV 1/15.
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In order to achieve the maximum color correction and ultra sharp images,
we have selected the best "SD" material to make our objective, designed by
TEC. The Fluoro-Star 110 lens is a 3 elements oil-space APO. This design
consists of a heart of super low dispersion glass surrounded by 2 elements
of crown glass.
436 mm
480 mm
546 mm
656 mm
800 mm
William Optics APO Triplet.
TEC design.
Light dia. 110 mm
Focal length 715 mm
Focal ratio 6.5
Aluminum case
115 mm
Mounting Rings
Finder Bracket
(For 50mm)
Bracket Adapter
EZTouch
FLT 110
Flattener
Photo Adapter
2" Diagonal
Mirror
2" 45
Erecting Prism
1.25" 45
Erecting Prism
(2" Barrel)
Camera
Adapter
6x30 Erecting
Finderscope
2" Eyepiece
1.25"
Adapter
Dovetail
Camera
Camera
7x50 Erecting
Finderscope
DCL
4337
DCL
Digital Camera
52
(Canon,CASIO,
SONY,OLYMPUS)
DCL
NIKON
28
Digital Camera
Digital
Video
Crafting the Earth's Finest Astronomical Instruments
P03
Our design reduces any secondary spectrum to an unbelievable degree.
The superb color correction allows for the use of extremely high magnification
without image breakdown, challenge subjects such as the Moon or Venus.
1.25" Eyepiece
Tripod
Equatorial Mount
1.25"
Adapter
1.25"
45
Erecting
Prism
Violet
Reducer
Filter(VR)
Above diagram is only for future connectivity purposes.
Please contact our Authorized Dealers for accessories purchase.
P04
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