Explore Scientific 0116950 Скачать руководство пользователя страница 7

7 / 20

7 Elevation wheels

8 Fan

9 DC-in socket

10 On/off switch

11 Tension lock

12 Mirror box lid

13 Mirror box

14 Viewfinder slot

15 Focusing unit with 10:1 gear reduction

16 Viewfinder

17 Battery compartment with carrying bag

18 DC hollow plug

19 Collimation tool

Scope of delivery:

2 altitude wheels, 1 rocker box, 1 viewfinder 8x50, 1 secondary mirror cage with 2 viewfinder slots and
1 eyepiece extension, 4 pairs of tube trusses, 1 collimation tool, 1 main mirror box with main mirror, 1
stray light shield, 1 assembly set (6 long black knurled screws, 8 black head nuts, 4 corner pieces, 4
short white flat head screws, 2 long white screws), 4 O-rings, 4 counter weights, 1 battery compart-
ment, 1 battery compartment, 1 battery case, 1 focuser extension tube, 1 eyepiece adapter 2.0” to
1.25”

Also required (not included in delivery):

8 x 1.5V batteries type D

7 Choice of location

Select a suitable location before installation and commissioning.

Place the unit on a stable, level and vibration-free surface.

8 Unpack

The contents of the package consist of the various accessories according to the scope of delivery. Re-
move all parts from the packaging. Check them for completeness.

NOTICE! Remove optical parts with special care! The tissue paper protects the mirror parts from
dust. Store protective paper and reuse if stored for a longer period!

9 Assembly of the basic elements

NOTICE! The first assembly should ideally be carried out in a closed, normally tempered room
and two persons. For later assembly outdoors and in the dark, a basic knowledge of the indi-
vidual components and some practice are required.

Illustration 2: 

Mounting the altitude wheels and inserting the main mirror box

1. Place the main mirror box horizontally on the floor.

2. Open the four tension locks and remove the cover.

Содержание 0116950

Страница 1: ...Manual_0116950_UL Dobson 20_en_title pdf 1 18 08 2020 13 56 03...

Страница 2: ...ant le code QR ou le lien correspondant NL Bezoek onze internetpagina via de volgende QR code of weblink voor meer informatie over dit product of de beschikbare vertalingen van deze gebruiksaanwijzing...

Страница 3: ...elements 7 10 Mounting the counter weights 8 11 Mounting and adjustment of the secondary mirror cage 9 12 Mounting the stray light shield 10 13 Mounting the viewfinder scope 10 14 Power supply for the...

Страница 4: ...coated Adjustable main mirror during observation Improved primary mirror cell with precise adjustment mechanism for optics adjustment 5 fans for quick temperature adjustment DeLuxe 2 5 HEXAFOC focuser...

Страница 5: ...is for personal use only It was developed for observing the night sky 5 General safety instructions DANGER Risk of blindness Never look directly at or near the sun with this device There is a RISK OF...

Страница 6: ...ibre components to direct sunlight for long periods of time Excessive ex posure to the sun may damage the material Do not expose the device to high temperatures and protect it from water and high humi...

Страница 7: ...uired not included in delivery 8 x 1 5V batteries type D 7 Choice of location Select a suitable location before installation and commissioning Place the unit on a stable level and vibration free surfa...

Страница 8: ...he threaded rods underneath so that there is a gap between the counter corner pieces and the main mirror box Illustration 3 Mounting the tube trusses WARNING Be extremely careful when unscrewing the c...

Страница 9: ...ror cage NOTICE All elements of the secondary mirror cage are pre assembled ex works Depending on the application the cage can be mounted in 90 steps This ensures a comfortable view when pulling or pu...

Страница 10: ...t shroud over the boom from the top to the bottom Not included in scope of delivery optionally available 13 Mounting the viewfinder scope Illustration 7 Mounting the viewfinder scope NOTICE The safety...

Страница 11: ...er telescope 1 Insert the eyepiece with the longest focal length into the eyepiece socket 2 Target a prominent object e g house gable church spire etc at a distance of approx 300 m with the telescope...

Страница 12: ...ew to release the eyepiece extension and adjust the focus with the focus wheel 17 Collimation adjustment of the optics This truss tube dobson has a mechanism for the subsequent adjustment of the entir...

Страница 13: ...center it with the two collimation screws on the back of the sec ondary mirror mount 2 If the reflection of the secondary mirror is not exactly in the center of the primary mirror adjust the primary m...

Страница 14: ...as far as possible On such nights it may not be possible to observe high magnifications Then use the observation time for large objects e g nebulae star clusters which can also be observed profitably...

Страница 15: ...night The surface should be firm and relatively level Although one can also observe from the cities a place further away is recommendable Really good sky conditions often only exist about 50 km away...

Страница 16: ...r with desiccant Depending on the model a case may already be included in the scope of delivery 21 Technical data 20 Truss Tube Dobson Item number 0116950 Design Construction Open truss tube design ca...

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Страница 20: ...000 Bresser France SARL Service apr s vente Explore Scientific P le d Activit s de Nicopolis 260 rue des Romarins 83170 Brignoles France Prix d un appel local depuis la France ou Belgique Service NL B...

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