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3

Re-Focus:

 When you feel you have tuned effectively, re-focus the telescope. The finer details should come into 

view. Try to relax the eye while observing and let the details come to you. 
 

Change the eyepiece:

 When you have a good feel for observing at lower magnifications try to increase the 

magnifications in small steps. Place an interesting artifact in the center of the field. Replace the 25mm with a 8 - 
12mm eyepiece. Look thru the eyepiece and re-focus carefully. The image has dimmed slightly due to higher 
magnification but the details should be easier to see. You can push the magnification as seeing conditions allow. 
 

Seeing conditions:

 Please note that seeing conditions can affect the performance of your telescope in H-alpha 

wavelength. Cloud cover, wind, humidity, and air turbulence caused by heat play a major role and can 
complicate the observation of details. 
 
 
 
 

Double-Stacking: 

 
Double stacking is also possible with the LS50THa telescope. The additionally available double-stack filters 
LS50C (item number 0550210) can be simply screwed onto the front of the LS50THa, no additional adapters are 
required. This will reduce the bandwidth to <0.55 Angstroms. This significantly increases the contrast on the 
surface of the sun, which makes much more details visible on the solar surface. 
 
 
 

Recommended accessories: 

 
- LUNT dovetail bar LS100PS for installing the telescope at astronomical mounts (item number 0554401) 

 

- LUNT Sol-Searcher (item number 0554301) 

 

- LUNT LS7-21ZE zoom-eyepiece 7.2mm to 21.5mm (item number 0554501) 

 

- LUNT transport-case for LS50THa (item number 0554010) 

 

Please note:

 Please keep the foam insert from the delivery box. The optionally available transport-case 

 

for the LS50THa (item number 0554010) is not supplied without such a foam insert, the original foam 

 

insert from the delivery box fits exactly into this transport-case. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Содержание LS50THa

Страница 1: ...omised due to mishandling or damage Please contact our customer service with any questions or concerns regarding the safe use of your instrument Never look at the Sun with your naked eye or with a telescope that is not specifically designed to do so Permanent and irreversible eye damage may result Never leave the solar telescope unsupervised while pointed at the Sun People who are not familiar wit...

Страница 2: ... correctly aligned to your scope Now it s time to focus Your goal is to get the edge of the Sun as sharp as possible Focus is achieved using the helical style eyepiece focuser Tuning Here is where the magic begins On the side of the scope is a large black cylinder on a brass barrel This cylinder is the Pressure Tuning system for the LS50THaPT The black handle of the cylinder has a short start thre...

Страница 3: ...or role and can complicate the observation of details Double Stacking Double stacking is also possible with the LS50THa telescope The additionally available double stack filters LS50C item number 0550210 can be simply screwed onto the front of the LS50THa no additional adapters are required This will reduce the bandwidth to 0 55 Angstroms This significantly increases the contrast on the surface of...

Страница 4: ...m but do not rub Blow lightly to help remove residual solution before it spots the surface Residual dust from the cloth can be blown off Consult your local dealer or call Lunt Solar Systems with any questions or concerns Do not use Acetone or strong degreaser type products household cleaning agents paper towels tissues with added scent or color plain tissues only or bleach or acidic products which...

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