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TELESCOPE TAЛ-200K

Service manual

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Summary of Contents for TAL-200K

Page 1: ...TELESCOPE TA 200K Service manual...

Page 2: ...Order of operation 19 7 1 Operation with telescope 19 7 2 Photographic observations 21 7 3 Telescope and atmospheric conditions 22 8 Maintenance 23 9 Rules of storage 24 10 Acceptance certificate 24...

Page 3: ...ge Also if it is necessary to leave a telescope out of door for example to dry it one should orient it so that the direct sunlight do not get into the optical system The telescope can operate normally...

Page 4: ...ns 400x 6 3 Photographic angle field of view 40 23 3mm Screening of pupil in center 12 Resolution limit 0 6 Pellucid capacity 13 4m Rotation of the telescope in right ascension hour long angle 360 24h...

Page 5: ...clips 2 Control panel 1 Cable for car mains 1 Accessories and Parts Eyepiece of f 10 mm 1 Barlow lens 1 Reticle 1 Black light filter solar 1 Neutral light filter gray lunar 1 Blind 1 Bushing 1 Adapte...

Page 6: ...Fig 1 General view 1 telescope tube 2 equatorial mounting 3 pier 4 supports 5 supply unit 6 bundled conductor 7 control panel 8 eyepiece set 9 finderscope...

Page 7: ...Fig 2 General view of telescope mounted on tripod 1 2 stoppers 3 table...

Page 8: ...primary mirror corrector eyepiece set and finderscope The primary mirror 1 fig 3 is fastened with the bushing 2 in the center hole The blending tube 3 on the collet bushing prevents stray light The m...

Page 9: ...cus lens 3 spaced by means of padding rings 4 in the mounting 1 The corrector is adjustable on the ball hinge 5 6 by means of adjusting screws 7 The Fig 4 Corrector 1 mounting 2 reflecting lens 3 meni...

Page 10: ...ns 11 counterweights corrector assembly is mounted in the telescope tube Eyepiece set fig 3 consists of focussing mechanism diagonal mirror set of symmetrical eyepieces f 25mm and f 10mm fixed in the...

Page 11: ...he polar axis the circle of hour angles is figured from 0 to 24 hours with a division value of 10 minutes The declination axis has braking screw and mechanism of slow motion which moves the tube in th...

Page 12: ...12 Fig 6 Control Panel 1 indicator 2 speed selection buttons 3 correction buttons 4 lighting button 5 plug...

Page 13: ...n the main the Klevzov s optical train is an improved Kassegran optical train which has a spherical primary mirror and double lens corrector having a reflecting surface that to allow reducing an aberr...

Page 14: ...ing all requirements of amateur astronomer Telescope is completed with two symmetrical eyepieces f 25mm and f 10 mm and 2x Barlow lens For easy observation of celestial objects near by zenith an eyepi...

Page 15: ...15 Fig 8 Tools and accessories 1 cap 2 eyepieces 3 Barlow lens 4 light filters 7 blind 8 reticule 9 adapter 10 bushing 4 3 2 1 7 8 9 10...

Page 16: ...e is mounted on the tube in two rings and fixed with six set screws available on the rings In transportation and storage a hole in the eyepiece tube is plugged with a stopper which should be removed a...

Page 17: ...t equilibrium If the tube is not in balance move a counterweight 11 fig 5 along the declination axis until it will be in balance After that one screws in the screws 12 of polar axis that telescope tub...

Page 18: ...18 Fig 9 Watchdrive 1 worm gear wheel 2 cap 3 screw 4 handwheel 5 screw 6 screw 7 drive 8 screw 9 worm with gear wheel 10 worm wheel 11 cover 12 screw 13 cover 1 2 3 4 5 6 7 8 9 10 11 12 13...

Page 19: ...obable sliding or jamming of the friction clutch may take place For its adjustment it is required to displace cap 2 and tighten or slacken three screws 3 The friction clutch adjustment is considered t...

Page 20: ...n the case when the telescope can be set stationary the polar axis of the telescope should be set precisely For this purpose one observes any bright star in the East then in the South and makes notice...

Page 21: ...42x0 75mm To mount a camera it is necessary to remove eyepiece from tube and to mount a bushing with the thread of 42x1 0mm If it is necessary one should mount an adapter on the bushing when using the...

Page 22: ...d so on These factors reduce a transparence of atmosphere that to reduce a permeability of telescope considerably This factor is especially noticeable in observation of remoted objects but sharpness o...

Page 23: ...sition of thread holes in mirror assembly for following reassembly extract the mirror assembly and place it with mirror surface upward Clean the surface with soft brush and then with cotton wool swab...

Page 24: ...om 5 to 40 C It is recommended to avoid any strokes and shakes It is forbidden to store any acid alkali and materials educing moisture or chemical active gas and streams 10 ACCEPTANCE CERTIFICATE Tele...

Page 25: ...x Uma 11h 15 6m 31 49 4 4 4 8 2 9 Ursa Major Boo 14h 38 8m 13 56 4 6 4 6 1 2 Bootes Boo 14h 42 8m 27 17 2 7 5 1 3 0 Bootes Dra 17h 04 3m 54 32 5 8 5 8 2 2 Draco Oph 18h 00 4m 08 11 5 4 6 0 2 0 Ophiucu...

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