有 2131 筆資料符合您搜尋的條件

LT
週四 03 12月, 2020 10:44
版面: 二手交易場 Second Hand Area
主題: Vixen ED81S F7.7 apo for sale
回覆: 1
觀看: 93

Vixen ED81S F7.7 apo for sale

朋友轉行,不再玩天文。如圖,連3個 Mizar 24.5mm 尺寸的目鏡,flip mirror 及 Canon EOS T-ring。鏡頭清潔後仍留有些少發毛痕跡,但應對目視觀察和攝影不會構成很明顯的應響。附圖月球相片就是鏡頭清潔後拍的,只在PS用了很輕微的unsharp mask 處理。

全套 售 HK$3000.
有興趣請 PM 或 whatsApp 本人。
FS_ED81S.jpg
FS_ED81S.jpg (368.08 KiB) 已瀏覽 93 次
FB_ED81S_IMG_8841_PS.jpg
FB_ED81S_IMG_8841_PS.jpg (684.73 KiB) 已瀏覽 93 次
LT
週三 02 12月, 2020 19:38
版面: 天文攝影 Astrophotography
主題: Waxing moon -- taken with ED81S
回覆: 6
觀看: 91

Re: Waxing moon -- taken with ED81S

Single shot taken with Vixen ED81S + M5 @624mm F7.7 other than the DIY 6" F5 Newtonian at the same evening.
Tracking with Vixen AP mount
Processed in PS
FB_ED81S_IMG_8841_PS.jpg
FB_ED81S_IMG_8841_PS.jpg (684.73 KiB) 已瀏覽 27 次
LT
週一 30 11月, 2020 21:25
版面: 天文攝影 Astrophotography
主題: M6a vs 100Da
回覆: 0
觀看: 19

M6a vs 100Da

Could you guess out which image was taken with M6a and 100Da separately? Single shot, both taken with Vixen FL55SS + HD flattener at the same night in Rockhampton Autoguided with Vixen AP non-goto mount Format converted from RAW into Tiff in DPP CC, Level adjustment and resize in PS Eta_comparison.j...
LT
週五 27 11月, 2020 08:20
版面: 二手交易場 Second Hand Area
主題: Polar fine adjustment unit for Polarie for sale (Sold)
回覆: 0
觀看: 277

Polar fine adjustment unit for Polarie for sale (Sold)

原廠給Polarie (第一代)追星儀用,幾近全新,並無實際使用過,只開盒拿來作量度製作另一配件嘗試給Polarie U(第二代)追星儀用。

全新價 = HK$850,現放售價 = $600。有意請聯絡我 (PM 、貼文回覆或 whatsApp)
Vixen adjustment unit.jpg
Vixen adjustment unit.jpg (292.64 KiB) 已瀏覽 277 次
LT
週四 26 11月, 2020 23:28
版面: 自製天文儀器 diy Astro Equipment
主題: LT的 DIY 及 modified 天文器材配件相片集 -- adapters for Vixen flip mirror
回覆: 28
觀看: 3281

Re: LT的 DIY 及 modified 天文器材配件相片集 -- adapter for visual purpose

11. Adapters for Vixen flip mirror

For a quick switching a scope for a star finder or guiding scope
AD_flip-mirror.jpg
AD_flip-mirror.jpg (315.14 KiB) 已瀏覽 163 次
LT
週四 26 11月, 2020 23:14
版面: 天文攝影 Astrophotography
主題: Waxing moon -- taken with ED81S
回覆: 6
觀看: 91

Re: Waxing moon -- reprocessed

Also attach the RAW image for reference.
FB_Raw.jpg
FB_Raw.jpg (423.36 KiB) 已瀏覽 69 次
LT
週四 26 11月, 2020 22:15
版面: 天文攝影 Astrophotography
主題: Waxing moon -- taken with ED81S
回覆: 6
觀看: 91

Re: Waxing moon -- reprocessed

Reprocess to see if this one looks not so over on cell phone display
FB_IMG_8844.jpg
FB_IMG_8844.jpg (588.68 KiB) 已瀏覽 73 次
LT
週三 25 11月, 2020 22:49
版面: 天文攝影 Astrophotography
主題: Waxing moon -- taken with ED81S
回覆: 6
觀看: 91

Waxing moon -- taken with ED81S

Long time no shooting the moon.
Single shot taken with DIY 6" F5 Newtonian + M5 @750mm F5
Processed in PS
FB_IMG_8844.jpg
FB_IMG_8844.jpg (588.68 KiB) 已瀏覽 91 次
LT
週二 24 11月, 2020 13:04
版面: 天文攝影 Astrophotography
主題: 旅攝DSO遺照集 -- Veil complex
回覆: 26
觀看: 633

Re: 旅攝DSO遺照集 -- Veil complex

10. Veil complex

Taken with EF200mm F2.8L + 40Da in Coonabarabran in 2017 @F2.8
8x180s @iso1600, unguided with Vixen GP mount
Stacked in DSS with darks calibrated only
Processed in PI
FB_Veil_20100718_EF200mmF2-8L_40Da_iso1600_8x180s_Coon.jpg
FB_Veil_20100718_EF200mmF2-8L_40Da_iso1600_8x180s_Coon.jpg (904.39 KiB) 已瀏覽 25 次
LT
週六 21 11月, 2020 10:38
版面: 天文攝影 Astrophotography
主題: DSO 遺照集 -- M1 with planetary cam
回覆: 232
觀看: 49197

Re: DSO 遺照集 -- M1 with planetary cam

94. M1 Conbine 2 sets of data taken at 2 different nights. First set was taken on Nov 16th (FWHM > 6" measured by DSS) and another on Nov 18th (4" < FWHM < 5.5") . Taken with DIY 6"F5 Newtonian + IR blocking filter + 462C @YL at 20201116 @750mm F5 100 x 20s + 100 x 20s, unguided with Vixen AXJ mount...
LT
週三 18 11月, 2020 19:44
版面: 天文攝影 Astrophotography
主題: DSO 遺照集 -- M1 with planetary cam
回覆: 232
觀看: 49197

Re: DSO 遺照集 -- NGC253 with planetary cam

93. NGC253 Taken with DIY 6"F5 Newtonian + 462C @YL at 20201116 @750mm F5 100x20s, unguided with Vixen AXJ mount Stacked in DSS with darks calibrated only Processed in PI and PS When it was taken, it was very low above west horizon, no more than 30 degrees. Moreover, very poor seeing condition, low ...
LT
週二 17 11月, 2020 09:18
版面: 天文攝影 Astrophotography
主題: Gallery of single shot -- Milky way
回覆: 5
觀看: 165

Re: Gallery of single shot -- Milky way

2. Milky way

Taken with EF8-15mm F4L + 100Da in Broken Hill in 2013 @12mm F4
390s @iso800, unguided with Vixen Polarie star tracker
MW_20140828_EF8-15mm_12mmF4_iso800_390s_BH.jpg
MW_20140828_EF8-15mm_12mmF4_iso800_390s_BH.jpg (998.3 KiB) 已瀏覽 81 次
LT
週日 15 11月, 2020 21:42
版面: 天文攝影 Astrophotography
主題: Practice on HDR again
回覆: 3
觀看: 112

Practice on HDR again

A practice on doing HDR on M42 using very old data taken more than 10 years ago so that the core looks not so weired Taken with DIY 6" F5 Newtonian + MPCC + LPS + 350Da @PTC in 2008 @750mm F5 8x360s + 10x60s, @iso400, autoguided with Vixen SXD mount Stacked in DSS Processed in PI and PS FB_M42_20081...
LT
週五 13 11月, 2020 23:04
版面: 天文話題 Everything about Astronomy
主題: 何日可相見 -- 懷念陰娜
回覆: 15
觀看: 726

Re: 何日可相見 -- 懷念陰娜

山上單張曝光只數分鐘,香港累積一年也還不及。

Taken with Vixen VSD100F3.8 + 40Da @陰娜山 in Mainland in 2014 @380mm F3.8
Single shot of 360s @iso800, autoguided with Vixen GP2 photoguider in RA direction only
Calibrated with darks only
Processed in PI and PS
FB_M42_VSD_40Da_iso800_360s.jpg
FB_M42_VSD_40Da_iso800_360s.jpg (1.02 MiB) 已瀏覽 93 次
LT
週四 12 11月, 2020 23:26
版面: 天文攝影 Astrophotography
主題: DSO 遺照集 -- M1 with planetary cam
回覆: 232
觀看: 49197

Re: DSO 遺照集 -- M72 with planetary cam

92. M72 Taken with DIY 30cm F4 Newtonian + 462C @YL last night @1200mm F4 69x10s, unguided with Vixen AXJ mount (31 frames rejected to stack up by DSS) Stacked in DSS with darks calibrated only Processed in PI and PS When it was taken, it was very low above west horizon, no more than 30 degrees. Mor...

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