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The telescope TAL-65 (hereinafter referred to as the telescope) is designed for visual observations of celestial objects.
The telescope can be used for individual observations by ama-teur astronomers, in the schools, in the astronomic societies.
The telescope may be used at an ambient temperature ranging from 30° to -30°C and the relative humidity not more than 80%, on the assumption of fair weather.
Read instruction manual first before using the telescope.
|Focal length, mm||500|
|Telescope magnification and angular field, With eyepiece f’ = 15mm/With eyepiece and Barlow lens/With eyepiece, Barlow lens and plug||30х,1°15' / 90х,0°25' / 130х0°15'|
|Limiting visual magnitude||11m|
|Right ascension turning angle||360° (24h)|
|Declination turning angle||±90°|
|Latitude adjustment range||0…90°|
|Minimum observation range||~ 25 m|
|Dimensions, mm, OTA* length/Telescope height||470/620|