www.astrocafe.hk

紅色：Lunt Solar Systems LS75F+APM80/480
綠色：APM80/480+APM Herschel Wedge+Baader Solar Continuum Filter
紫色：APM80/480+Lunt Solar Systems Ca-K Module

相機：DMK41AU02.AS
軟件：Registax 5 + Photoshop CS4 + Ulead GIF Animator

When u use the green continum, did u used the ND as well?

willis 寫:When u use the green continum, did u used the ND as well?

You must use the ND. The light intensity should be reduced by ND3 first before entering the solar continuum (or any barlow).

Thanks David for the clarifications.

By the way, would you explain a little bit about which layer of atmosphere we are focus on, by different wavelenghts you image above, hence the different appearance?

社長 寫:Thanks David for the clarifications.

By the way, would you explain a little bit about which layer of atmosphere we are focus on, by different wavelenghts you image above, hence the different appearance?

I'll add this information when the information is organised enough to post. This won't take long...

社長,
其實有一個問題,attach咗圖片後個框框可唔可以大些.
Lewis

Lewis 寫:社長,
其實有一個問題,attach咗圖片後個框框可唔可以大些.
Lewis

滑鼠指標點下去，就不會有圖片的框框了

wolf123 寫:

Lewis 寫:社長,
其實有一個問題,attach咗圖片後個框框可唔可以大些.
Lewis

滑鼠指標點下去，就不會有圖片的框框了

原來是這樣的，學習了.....

wolf123 寫:

Lewis 寫:社長,
其實有一個問題,attach咗圖片後個框框可唔可以大些.
Lewis

滑鼠指標點下去，就不會有圖片的框框了

Thank you, wolf兄.
我時常按右鍵,copy link, new window, 再看.
傻了.

社長 寫:Thanks David for the clarifications.

By the way, would you explain a little bit about which layer of atmosphere we are focus on, by different wavelenghts you image above, hence the different appearance?

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