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tommy_tse
週日 17 6月, 2007 22:32
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第九課-實習課4) 17 June 2007
回覆: 23
觀看: 15532

天文望遠鏡製作 2007 (第九課-實習課4) 17 June 2007

Today, I have learned quite a lot. Mostly importantly, Wong Sir said he had put money in my pocket and I have "absorbed" five years of his experience in just a few minutes. Let me tell you how in the following picture narratives.
tommy_tse
週日 17 6月, 2007 22:27
版面: 談天說地 Chatting Square
主題: 天開了~
回覆: 10
觀看: 4411

天開了~

Yes, it was all cloudy at around 7:00 pm but now clear in Pokfulam as well.
tommy_tse
週三 13 6月, 2007 00:58
版面: 電腦資訊科技 Information Technology
主題: Order GPS
回覆: 68
觀看: 65598

august,

I have tried Trackmaster and Google Earth with my GPS. Everything works fine. Thank you.

Do you know what is the difference between Google Earth and Google Earth Pro? Can I get better resolution maps from Google Earth Pro?
tommy_tse
週日 10 6月, 2007 23:27
版面: 電腦資訊科技 Information Technology
主題: Order GPS
回覆: 68
觀看: 65598

august, How you do you do that with google map - "所有GPS接收器都可以與Google Map相聯,並顯示GPS的路線記錄…(綠色線)"? I have an etrex Venture. How can I download all my past routing histoory and waypoints onto google map and save on my hard disk? Is there any program from Garmin website (I do not have any software that ca...
tommy_tse
週日 10 6月, 2007 23:17
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

I think it may be from rim polishing.
I have not done another test using 電筒釗曲率半徑 since the last time you showed me at Practice lesson I on 20 May 2007.
tommy_tse
週日 10 6月, 2007 22:32
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

The grain size of 220 from today practice lesson 10 June 2007. I had spent 2.5 hours on 27 May 2007 prcatice lesson trying to get the grain size evenly using sand #120. I was unable to achieve the desired result because I tried to do the same number of strokes instead of polishing at fixed duration....
tommy_tse
週日 10 6月, 2007 21:55
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

Wong Sir asked me not to forget to post the comparison pictures of grain size 120 and 220 for the class students to compare.

The grain size of 120 from 27 May 2007 practice lesson.
tommy_tse
週日 10 6月, 2007 21:52
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

Thanks to Wong Sir's teaching.

Look! The professional Amateur Telescope Maker at work!
tommy_tse
週日 10 6月, 2007 21:48
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

The best polished rim (2 mm thick) in preparation for the next practice session. Thanks to one of the students from today.
tommy_tse
週日 10 6月, 2007 21:33
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007
回覆: 13
觀看: 9809

天文望遠鏡製作 2007 (第七課-實習課3) 10 June 2007

Wong Sir asked me to post toady's practice lesson pictures beacuse layanata is not with us today.
tommy_tse
週三 17 1月, 2007 00:31
版面: 天文攝影 Astrophotography
主題: 半月拼圖 20061112
回覆: 18
觀看: 35011

Very Detailed, Nice half moon.
tommy_tse
週一 25 12月, 2006 13:45
版面: 廠製儀器 Factory Equipment
主題: Help! Losmandy G11 Slew Incorrectly and How To Use StarGPS?
回覆: 1
觀看: 2825

Help! Losmandy G11 Slew Incorrectly and How To Use StarGPS?

I own a Losmandy G-11 with Gemini version 3 and I tried to set it up the first time. I bought this G-11 and Gemini about 18 months ago. I tried it tonight with software Professional Sky6 and follow the Sky6 Help instructions to synchonize the Sky6 with the Gemini. Itsyncs but it moves the mount inco...
tommy_tse
週五 01 12月, 2006 00:08
版面: 天文話題 Everything about Astronomy
主題: 團購:王為豪博士(ALOHA)的 "星野攝影" (已到香港,派發中)
回覆: 137
觀看: 68688

1. XR250, 1本 2. CK 3本 3. Wongsir 1本 4. Sunny Wong 1本 5. Ally x 1 6. Passerby-b 1本 7. Gary125 1本 8. Noodle 1本 9. Iolo 1本 10. Astrocat firm: 1本 (option: pending) 11. jj12667: 共18本 [趴地熊有你的] 12. Subaru: 1本 13. Elton: 1本 14. anguslau: 1本 15. Tenmon 1本 16. simonii: 1本 17. Hay: 1本 18. 大吉: 1本 19.chuenLee:1本...
tommy_tse
週三 12 10月, 2005 01:39
版面: 自製天文望遠鏡 Amateur Telescope Making
主題: 2005磨鏡班-第十四課:實習課-7 (10 July)
回覆: 73
觀看: 32469

Next DIY Telescope Making Seminar in HK Space Museum

Do you know when will be the next DIY seminar in the Space Museum so that I can join? Where can I find the information?

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