有 1072 筆資料符合您搜尋的條件

HK.Raymond.Tse
週二 03 4月, 2018 21:29
版面: 二手交易場 Second Hand Area
主題: 6x30寻星镜连支架 (已改装成全正像)(sold)
回覆: 4
觀看: 794

Re: 信达6x30寻星镜, 六点式支架

Dear MMYFLIN

Pls reserve item 3 (6 points laser ponter rings) for me.

Raymond Tse
03-04-2018
HK.Raymond.Tse
週四 29 3月, 2018 00:52
版面: 香港遥控天文有限公司
主題: 特別天文儀器用戶聚會:美國 Celestron 星特朗
回覆: 9
觀看: 927

Re: 特別天文儀器用戶聚會:美國 Celestron 星特朗

Dear Tommy, Thanks for arranging such seiminar & gathering right after HKSM's afternoon talk. Early bird for me, 1 person. Q to Celestron : Why it takes so long for C9.25 EdgeHD to develop a dedicated 0.7X reducer and whether such reducer will be developed at all and if yes how long ? Raymond Tse 28...
HK.Raymond.Tse
週六 10 2月, 2018 00:58
版面: 天文攝影 Astrophotography
主題: IC2118女巫头星云
回覆: 6
觀看: 726

Re: IC2118女巫头星云

香港星之子 :lol:
HK.Raymond.Tse
週一 05 2月, 2018 22:24
版面: 天文攝影 Astrophotography
主題: NGC253 玉夫座螺旋星系
回覆: 9
觀看: 825

Re: NGC253 玉夫座螺旋星系

Dear Angus,

What mount do you use at Li Jiang ? 10 Micron without guiding for how long for each sub-frame ? Able to hold TEC180 payload ?

Raymond Tse
05-02-2018
HK.Raymond.Tse
週日 04 2月, 2018 00:45
版面: 天文攝影 Astrophotography
主題: NGC2174 猴头星云
回覆: 9
觀看: 813

Re: NGC2174 猴头星云

Good capture & processing :D
HK.Raymond.Tse
週一 20 11月, 2017 00:03
版面: 天文攝影 Astrophotography
主題: IC1805 心臟星云
回覆: 9
觀看: 932

Re: IC1805 心臟星云

Very nice :D .

The site appears to be good enough.

Raymond Tse
HK.Raymond.Tse
週三 26 7月, 2017 01:49
版面: 天文台 Observatory
主題: Remote Telescope Observatory - Adding Flip Cover
回覆: 4
觀看: 6193

Re: Remote Telescope Observatory - Adding Flip Cover

Designing and adding a flip-up cover for C925HD. An add-on adapter with flip cover have been placed on top of C925HD. Then, the perimeter of the flip cover is surrounded by rubber guard to make it more moisture/air tight. Next step is to connect the motor for remote operation to flip-up and down the...
HK.Raymond.Tse
週五 07 7月, 2017 21:54
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: Solar Watching
回覆: 3
觀看: 450

Re: Solar Watching

先試下对不对到焦先啦,及是否太暗。開蓋個stepper motor 又不知夠唔夠力挣得起。
HK.Raymond.Tse
週四 06 7月, 2017 20:36
版面: 太陽觀測和攝影 Solar Observation & Photography
主題: Solar Watching
回覆: 3
觀看: 450

Solar Watching

Dear all,

Preparing for high power solar watching at F30 with 7,050mm focal length, only after the rain stops and when seeing supports.

Raymond Tse
HK.Raymond.Tse
週六 29 4月, 2017 21:28
版面: 天文攝影 Astrophotography
主題: 小島天文台影集
回覆: 74
觀看: 6048

Re: 小島天文台影集

Excellant Moon Image.

Raymond Tse
HK.Raymond.Tse
週日 19 3月, 2017 00:50
版面: 自製天文儀器 diy Astro Equipment
主題: BORG 125 ED 双筒
回覆: 10
觀看: 1355

Bigger C11 binoscopes.

This means dual C925 binoscopes is possible.
HK.Raymond.Tse
週日 19 3月, 2017 00:05
版面: 自製天文儀器 diy Astro Equipment
主題: BORG 125 ED 双筒
回覆: 10
觀看: 1355

Binoscope could be as big as 2 C8.
HK.Raymond.Tse
週五 17 3月, 2017 22:22
版面: 自製天文儀器 diy Astro Equipment
主題: BORG 125 ED 双筒
回覆: 10
觀看: 1355

Wonderful twisted diagonals in dual set.

I have seen online twisted diagonals mounted to Borg 80/100.

But good to see it fitting Borg 125 as well.

Where to buy such twisted diagonals ?

Raymond Tse

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