my Telescopes 我的天文望遠鏡 (2023)

 my Telescopes (2023) 

我的天文望遠鏡 

Telescopes: 

Vixen GP-80M.SM ( since 1994 Dec ) 

Celestron C8 (since 2000 Feb )   

Microtech 8 in Newtonian Reflector ( ? )   

SkyWatcher 120ED PRO (since 2011 Nov)   

Tamron SP 150-600mm F/5-6.3 ( since 2017) 

Acuter 80 

Dwarf II smart telescope 

ZWO Seestar S50

Equatorial Mount: 

Vixen GP equatorial mount ( since 1994 ) 

Meade LXD75 equatorial mount (not working now) 

EQ6 Equatorial Mount (since 2011)  

Sky-Watcher Star Adventure Mini ( 2017, sold) 

Acuter (2022) 

Cameras: 

Canon EFS 18-200mm 

Canon EOS 500D 

ZWO ASI120MC-S Planetary Camera ( 2018 Aug ) 

Smart Telescopes: 

Dwarf II Smart Telescope ( 2023 Jul ) 

https://helloshiau.blogspot.com/2023/07/dwarf-ii-smart-telescope-dwarf-ii.html

ZWO SeeStar S50 Smart Telescope ( 2023 Oct ) 

https://astronomy-imaging-camera.com/product/zwo-seestar/

other Telescopes: 

Apollo - MC 120D 

Meade DS2080AT 

SkyWatcher Newtonian Reflector 

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Telescopes: 

SkyWatcher 120ED PRO = = D: 120mm,  Focal length: 900 mm,  F/7.5,  weight: 4.4 (5.13) Kg

Celestron C8 = = D: 8" (200mm),  Focal length: 2032 mm,  F/10,  weight: ~ 13 lb 5.9 (6.8) Kg

      (optimum back focus distances for Celestron SCT = 5" in = 12.5 cm )

      https://www.celestron.com/blogs/knowledgebase/what-are-the-optimum-back-focus-distances-for-celestron-scts

Vixen GP-80M.SM = = D: 80mm,  Focal length: 910 mm,  F/11.4,  weight: 2.5 (3.3) Kg

Microtech 8" Newtonian Reflector = = D: 8"  200 mm,  Focal length: 800 mm,  F/4,  weight: ?? Kg

Tamron SP 150-600mm F/5-6.3 ( since 2017) 

Canon EFS 18-200mm 

Dwarf II Smart Telescope ( 2023 )

ZWO Seestar S50 (2023)

Equatorial Mount: 

Vixen GP equatorial mount = = Load 7 Kg

EQ6 Equatorial Mount = = Load 40 lb 18 Kg

Meade LXD75 equatorial mount (not working)  = = Load 7.5 Kg

Sky-Watcher Star Adventure Mini ( 2017) 

Alt-Azimuth Mount:

Acuter (2022)

Cameras: 

Canon EOS 500D = = CMOS size 22.3 x 14.9 mm  pixel Large 4752 x 3168 pixel size ~ 4.7 um

ZWO ASI120MC-S Planetary Camera = = size 4.8 x 3.6 mm pixel 1280 x 960 pixel size 3.75 um

Dwarf II Smart Telescope ( 2023 )  D=24 mm, f=100 mm, F 4.2(Tele) 2.4(Wide), CMOS 8 M pixel

other Telescopes: 

Apollo - MC 120D = = D: 102mm,  Focal length: 1000mm,  F/10,  weight: about ?? Kg

Meade DS2080AT 

SkyWatcher Newtonian Reflector

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SkyWatcher 120ED PRO (since 2011 Nov)   

with Vixen GP equatorial mount

SkyWatcher 120ED PRO  +  Vixen GP 赤道儀

Aperture: 120mm,  Focal length: 900mm,  F/7.5,  weight: 4.4 Kg

Setup configuration

架設完成 的 外觀

Fishbone focusing plate ( Bahtinov Mask )

對焦 用的 魚骨板

EQ6 Equatorial Mount 

Celestron C8 (since 2000 Feb )   

with Meade LXD75 equatorial mount

Aperture: 8" (inch),  Focal length: 2032mm,  F/10,  weight: about 13 lb ( 5.9 Kg)

原 po文在 #86樓

https://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=4765.75

(C) 2011-02-26 YC Shiau

Microtech 8" in Newtonian Reflector ( ? )   

Aperture: 8"  200mm,  Focal length: 800mm,  F/4,  weight: about ?? Kg

Meade LXD75 equatorial mount 

I do not think this is a good equatorial mount, because (1) The RA motor burned out twice. (2) There is a gap about 2 degrees when crossing meridian. Presently, it is not working.

Vixen GP-80M.SM ( since 1994 Dec ) 

with GP equatorial mount

Aperture: 80mm,  Focal length: 910mm,  F/11.4,  weight: about ?? Kg

Photographing the partial solar eclipse  拍攝日偏食  ( 2010-01-15 )

Photographing the venus  拍攝金星

Tamron SP 150-600mm F/5-6.3 ( since 2017) 

For 2017 Total Solar Eclipse in America 

Sky-Watcher Star Adventure Mini ( 2017) 

For 2017 Total Solar Eclipse in America ( Sold after the solar eclipse )

Canon EFS 18-200mm 

Canon EOS 500D 

ZWO ASI120MC-S Planetary Camera ( 2018 Aug ) 

Dwarf II Smart Telescope (2023) 

ZWO Seestar S50

https://astronomy-imaging-camera.com/product/zwo-seestar/

Appolo - MC 120D 

Aperture: 102mm,  Focal length: 1000mm,  F/10,  weight: about ?? Kg

Meade DS2080AT 

SkyWatcher Newtonian Reflector 

since 2023-04-14

2023-05-03

2023-06-02

2023-07-08