親子觀星會

==
Dwarf3
廣角端   6.7mm  f/1.97  約   等校 FOV  45mm
 像素尺寸：约 2 µm（与长焦端相同），输出为 1920×1080p（2MP）  具备 90s 暗光曝光

望遠端  3.5cm F4.3 = 150mm   等校 FOV 767mm   2.9° × 1.7°   約 8.3 MP 
Sony IMX678 STARVIS 2 彩色 CMOS
 IMX678


Dwarf2   
廣角端
望遠端  24mm    f/4.2  約 100mm   等校 FOV 約 675 mm  3°
  IMX415   pixel_size  1.45um




==

 indiegogo 群眾集資 Smart Astro Telescope _DWARF II

==
 Smart Astro Telescope  
https://www.youtube.com/watch?v=Fkxp_eqmLyw

DWARF II
DWARF II's 100mm lens has an equivalent focal point of 675mm lens on a 35mm camera

前面  dual  camera  .


先前 DRARF 2

 Sony Starvis IMX415    
望遠端  口徑 aperture 24mm  光學 100mm  但  Dwarf望遠鏡頭等效FOV相當於673mm F4.2 SLR鏡頭
wide 廣角端   口徑 1.6mm  光學 3.6mm  等效FOV 24MM

有訂，但延遲出貨了，不知何時才能拿到  ::)

https://www.youtube.com/watch?v=MLzNcZQlDAU 

https://www.facebook.com/photo/?fbid=10160980517633028&set=pcb.10160980519553028

(https://scontent.ftpe8-1.fna.fbcdn.net/v/t39.30808-6/326404230_858564015428121_3267073927953097929_n.jpg?stp=cp6_dst-jpg&_nc_cat=109&ccb=1-7&_nc_sid=8bfeb9&_nc_ohc=AcXei9_SUaEAX-1YVJt&_nc_ht=scontent.ftpe8-1.fna&oh=00_AfBlDNVWVUbcmEJgwOJCBsaZOJcHIh-SSmNPIjqAx2Fabg&oe=63CD0B4E)

https://www.facebook.com/photo/?fbid=10161003316923028&set=pcb.2278643242296593

  DWARF II   有 tracking 能力

https://www.facebook.com/freon.mak/videos/3269960723220997


https://www.youtube.com/watch?v=3AGrUAfWC78
Airplane tracking by DWARF II telescope

CAR
https://www.youtube.com/watch?v=wlFfiTd30j0

https://www.youtube.com/watch?v=kypNfC79QfQ 

https://www.facebook.com/photo/?fbid=10161057969633028&set=pcb.2300367780124139

(https://scontent.ftpe7-3.fna.fbcdn.net/v/t39.30808-6/333037515_857597365312353_6198963214676613776_n.jpg?_nc_cat=102&ccb=1-7&_nc_sid=5cd70e&_nc_ohc=n4wMvNN7QioAX_awqiI&_nc_ht=scontent.ftpe7-3.fna&oh=00_AfByctpMM6gu1Sqx0Y3MYcZctHB6OdBOZFOI1tWAnmYhXA&oe=63FD1DC2)

https://www.facebook.com/photo/?fbid=10161066301078028&set=gm.10159311394971886&idorvanity=7039971885

https://www.facebook.com/photo/?fbid=10161082785808028&set=gm.2308726319288285&idorvanity=450853095075626

https://www.facebook.com/photo/?fbid=1272214387026995&set=pcb.3421625671443139

https://www.facebook.com/photo/?fbid=1272214477026986&set=pcb.3421625671443139

Dwarf小型光電式望遠鏡（相當於650mm 1:4.2） 

http://blog.dcview.com/article.php?a=AT0FY1czAjJUNQ%3D%3D

https://www.facebook.com/photo/?fbid=6727964300555216&set=pcb.6727966160555030

MORE

FB  蕭博土
然後發現天空的雲不多，可能是颱風前的氣流常常有清澈的雲洞，於是把Dwarf II 放到屋頂陽台上，做 calibration校正，然後GOTO, 還算滿準的，首拍M57就拍到了，雖然小小一顆，不過感覺相當高興呢👍
後來打開疊圖，裝上光害濾鏡，設100或50張，每張2秒，繼續拍了M51, M101, M7, M8, M20, M6, M29,


https://www.facebook.com/photo/?fbid=6759838387367807&set=pcb.6759829454035367
https://www.facebook.com/photo/?fbid=6759838324034480&set=pcb.6759829454035367


https://www.facebook.com/photo/?fbid=6759838540701125&set=pcb.6759829454035367


註：天文攝影，要先1. 拍 Astro Dark, 2. 對焦， 3. calibratiion 校正， 4. GOTO, 5.調快門和Gain, 設定疊合張數，才行開始天文攝影

dwarf 2 是  2.4cm  F4.8    實際 100mm , 也差不多  1/2.8"  約 裁切6.7 => 675MM

 https://kickstartech.com/travel-outdoors/dwarf-ii-a-portable-and-versatile-smart-telescope/

 
auto tracking
https://www.youtube.com/watch?v=C3dWuDa9aEo

鳥類
https://www.youtube.com/shorts/GwdtAg5D3QY

DWARF II Vs. 6" Dobsonian PERFORMANCE RESULTS

https://www.youtube.com/watch?v=H8HbHQ7eaj0

6" dob 用 goto mount + syncscan 去找天體

https://www.facebook.com/photo/?fbid=10159201889825213&set=gm.856483415969341&idorvanity=659927045624980


https://www.facebook.com/photo/?fbid=10160719670480211&set=gm.856977305919952&idorvanity=659927045624980

這款 沒filter 需外掛

Svbony SV220

(https://www.facebook.com/photo/?fbid=10160719670480211&set=gm.856977305919952&idorvanity=659927045624980&__cft__[0]=AZUdosDDTfV94MaiKROq62p9sLAIUEx_5g7aHFYAH_T5Enqm_AOFAa7-FZn-mbYp4SqZ_Ud6_--ijvMKTa2OiphWCIhwAfOXm1-Z0MKyk0rKgDmhKML73DVi9Ko0xeM5ld2vv-8DU_T6mGz6HXFo-rXESen14_LZ9_h5wkrWIOH0AaJAzPR-9bYZwa638qrKV3I&__tn__=EH-R)

REVIEW

https://astroforumspace.com/dwarf-ii-smart-telescope-review-best-500-telescope-and-spotting-scope/

DWARF II New Feature Teaser: Explore the Universe with 500 More Stellar Targets

adding 500 new celestial bodies

Dwarf3 新一代

https://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=39094.msg261552#msg261552

https://www.facebook.com/photo/?fbid=1297983927783374&set=pcb.2348076325365729 

https://www.facebook.com/photo/?fbid=24309352885317755&set=a.101961306483584

 DwarfLab2

(https://scontent.ftpe7-1.fna.fbcdn.net/v/t39.30808-6/506469691_24309352891984421_2746075764890883269_n.jpg?_nc_cat=110&ccb=1-7&_nc_sid=127cfc&_nc_ohc=Vm2OS9TftxcQ7kNvwEAJJ2G&_nc_oc=AdnPkYDktRZ5FAwnp9la-pXBZuDNhbYXP3Pf720AxIR34u5WMEXm8rYc7mkJ26QThkXTbkC-iYb_cjXOIXA9jV0j&_nc_zt=23&_nc_ht=scontent.ftpe7-1.fna&_nc_gid=GPoLrmc4VqwTwGV8A8dHZQ&oh=00_AfNW_WkPk6Ii0XKeai9lbF7YAcqWH04Pz2ft7sEuNZXd9A&oe=6857139A)

d3拆解
https://astroniknak.com/HardwareNikNaks/Dwarf3Teardown

拆解
https://www.cloudynights.com/topic/970375-dwarflab-dwarf-3-teardown-ota/

https://astroniknak.com/HardwareNikNaks/Dwarf3Teardown

https://astroniknak.com/HardwareNikNaks/Dwarf3Teardown2

https://www.facebook.com/photo/?fbid=10239669105610266&set=pcb.1358580125759665