NPZ TAL-75R Скачать руководство пользователя страница 20

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Telescope TAL-75R, serial No.

____________________,

parallactic mount, serial No. ___________ ,

are fit for operation.

Date of issue ______________ 20 г.

Signatures __________________

Free retail price.

Manufacturer:

FSUE PA “Novosibirsk Instrument-Making Plant”

Dusi Kovalchuk, 79/,

Novosibirsk, 630049,

Russia

www.npzoptics.com

Acceptance certificate

Содержание TAL-75R

Страница 1: ...REFRACTOR TELESCOPE TAL 75R INSTRUCTION MANUAL...

Страница 2: ...ance 10 Adjustment of optical axes 11 Telescope alignment at the celestial pole 12 Observations 13 Visual observations 13 Photographic observations 16 Maintenance 17 Telescope alignment 18 Storage 19...

Страница 3: ...idity up to 80 under fair weather When buying a telescope pay you attention to the integrity of packaging which is provided with manufacturer s seals After opening the packaging check the complete set...

Страница 4: ...2 5 mm 1 with eyepiece and Barlow lens 0 30 with eyepiece Barlow lens and bushing 0 20 Resolution limit 1 8 Limiting stellar magnitude 11 2m Rotation angle of telescope in right ascension 360 24 h in...

Страница 5: ...2 1 6 Bushing 1 7 Yellow light filter 1 8 Box 1 9 List of enclosure 1 Instruction manual 1 Supplementary accessories Pillar C57 Prism for direct observations PP 45 1 25 Eyepieces 1 25 f 6 3 f 10 f 17...

Страница 6: ...scope tube and using an achromatic objective lens 1 is projected in the focal plane of the eyepiece 2 For comfort observations the eyepiece unit is inclined on 90 relatively to the optical axis of the...

Страница 7: ...e Focusing device of friction type consists of an axis with handwheels 1 which help to shift the eyepiece tube Thesmoothnessofeyepieceshifting is provided by a screw 2 Screw 3 is intended for fixation...

Страница 8: ...ects and tracking their diurnal motion Mount consists of inclination axis 1 with counterweights and polar axis 2 Rough pointing of the telescope tube by both axes fulfills by tube rotation when the ha...

Страница 9: ...terweights 3 When using the pillar C57 unfasten stopper 4 unscrew handwheel 6 and take off the tripod 5 Remove the pillar 1 and legs 2 from their packaging and with the help of captive screws attach t...

Страница 10: ...horizontal position 0 on the latitude scale Release the handle that fixes the polar axis and by shifting the load along the counterweight axis find an equilibrium position of the telescope Secure the...

Страница 11: ...pose you should adjust the parallelism of optical axes of telescope tube and optical finder Insert the eyepiece f 12 5 mm 1 in the eyepiece tube 2 Point the telescope at a distant object Set the image...

Страница 12: ...help of the clamp screw 1 For the rigid fixation of the polar axis of mount tighten the clamp screw with a wrench with the mouth size of 13 mm if necessary Set the tripod with the telescope in a way t...

Страница 13: ...It is possible that at this time you will not be able to observe details of the planets and the Moon under such conditions Observations with the telescope through the window are meaningless as an unev...

Страница 14: ...s 2 and bushing 3 you can get different magnifications see Specifications p 4 Minimum magnification is used when a large field of view is needed For example during observations of star clusters nebula...

Страница 15: ...a yellow light filter 1 installed into the eyepiece 2 For sun observations use solar light filter 1 mounted on the objective blend 2 Warning To avoid eyes injury it is expressly forbidden to look thro...

Страница 16: ...eyepiece tube 2 and secure them by the screw 3 Perform the shooting of bright objects that need a second exposure the best object is the Moon Otherwise pictures will be blurry due to the diurnal rota...

Страница 17: ...tive s and eyepiece s lenses with a dry linen napkin To remove oil spots use a cotton wad wet with alcohol Conduct the cleaning of the diagonal mirror surface without pressure by cotton wad wet with e...

Страница 18: ...stellar magnitude Untightening the screws take off a cover 1 and with the help of four screws by shifting a diagonal mirror achieve a diffraction image of a star of concentric form Diffraction image m...

Страница 19: ...eated place with a temperature range of 5 to 40 C and relative humidity up to 80 Avoid impacts and sharp shocks of telescope It is prohibited to store acids alkalis or any chemical materials emitting...

Страница 20: ...serial No ___________ are fit for operation Date of issue ______________ 20 Signatures __________________ Free retail price Manufacturer FSUE PA Novosibirsk Instrument Making Plant Dusi Kovalchuk 179...

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