tag:blogger.com,1999:blog-19092890.post2500752009325771740..comments2024-03-28T17:41:43.970+02:00Comments on Image Sensors World: GPixel 11um-Pixel Sensor in Moonless NightVladimir Koifmanhttp://www.blogger.com/profile/01800020176563544699noreply@blogger.comBlogger24125tag:blogger.com,1999:blog-19092890.post-63551645166069288672018-09-18T18:01:29.539+03:002018-09-18T18:01:29.539+03:00what cameras on video? are these three different c...what cameras on video? are these three different cameras?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-79839393255379637522018-09-18T17:22:38.774+03:002018-09-18T17:22:38.774+03:00I do not see any satellite
very long exposureI do not see any satellite<br />very long exposureAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-54388848450675484412018-09-18T16:17:11.727+03:002018-09-18T16:17:11.727+03:00Milky Way, fish-eye, gsense400 (kbvita)
https://ww...Milky Way, fish-eye, gsense400 (kbvita)<br />https://www.youtube.com/watch?v=MzdL9S_yh0o&list=UUg1-Iwu349iPhzBON9NVzhA&index=7Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-89408030508408768432018-09-18T16:06:51.422+03:002018-09-18T16:06:51.422+03:00FPS?FPS?evilhttps://www.blogger.com/profile/07867683940512806546noreply@blogger.comtag:blogger.com,1999:blog-19092890.post-12424303262423409892018-09-18T15:20:30.157+03:002018-09-18T15:20:30.157+03:00https://www.youtube.com/watch?v=J9rgtz0vE_chttps://www.youtube.com/watch?v=J9rgtz0vE_cAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-62342848507413814072018-09-18T12:05:11.774+03:002018-09-18T12:05:11.774+03:00Well, if "virtual zero DC" is a nice cir...Well, if "virtual zero DC" is a nice circumscription for Sony's "star eater" problem, then the comment makes sense ;-)<br />-dkfAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-67400305065989153382018-09-18T10:46:20.457+03:002018-09-18T10:46:20.457+03:00I think that this comment is related to Sony A7S s...I think that this comment is related to Sony A7S sensor ... Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-78641912950814810092018-09-18T09:40:10.967+03:002018-09-18T09:40:10.967+03:00i think about: CMOS-Chip (Panasonic MN34230) 3.8*3...i think about: CMOS-Chip (Panasonic MN34230) 3.8*3.8u<br />https://www.astroshop.de/astro-kameras/zwo-kamera-asi-1600-mc-pro-color/p,56571#tab_bar_1_selectAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-60152952039100028282018-09-18T09:34:55.757+03:002018-09-18T09:34:55.757+03:00Pixel size is 3.8µm. But you should put the DC in ...Pixel size is 3.8µm. But you should put the DC in relation to the sensor area. Then the DC for the GPixel is ca. 1650 e-/s/mm^2 and for the Panasonic it's ca. 26e-/s/mm^2 (extrapolated to -50°C)<br />-dkfAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-63760651023961280422018-09-18T08:43:27.921+03:002018-09-18T08:43:27.921+03:00What is the pixel size of this Panasonic sensor? I...What is the pixel size of this Panasonic sensor? Is it 11um?Vladimir Koifmanhttps://www.blogger.com/profile/01800020176563544699noreply@blogger.comtag:blogger.com,1999:blog-19092890.post-25806185620285921662018-09-18T08:33:16.882+03:002018-09-18T08:33:16.882+03:00"virtual zero DC" ??? This sensor has a ..."virtual zero DC" ??? This sensor has a tremendously high DC!<br />Have a look at the DC of a state-of-the-art (2018) CMOS sensor, e. g. that one from Panasonic:<br />https://astronomy-imaging-camera.com/wp-content/uploads/1600mc-cool-dark-current-vs-T1.jpg<br />-dkfAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-30453607537619411012018-09-18T01:01:00.387+03:002018-09-18T01:01:00.387+03:00Where do you see sub electron read out noise? It s...Where do you see sub electron read out noise? It says it's 2e- and the noise is very visible.<br />Does the analog gain change in this video too? Seems like in certain shots the noise changes dramatically...Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-60674855683635200742018-09-17T19:42:16.355+03:002018-09-17T19:42:16.355+03:00with sub electron RON and virtual zero DC, the 95%...with sub electron RON and virtual zero DC, the 95% peak QE can not stand for comparison. Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-34288515719621702572018-09-17T18:11:01.619+03:002018-09-17T18:11:01.619+03:00Yes, it's the same camera, but only earlier wi...Yes, it's the same camera, but only earlier winter tests with an F/1.2 lens. SWIR camera is also our development.Alexanderhttp://kbvita.runoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-45524228914733588402018-09-17T16:21:49.642+03:002018-09-17T16:21:49.642+03:00QE=95%@560nm, GSENSE400BSIQE=95%@560nm, GSENSE400BSIAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-19505650594279018232018-09-17T15:27:32.437+03:002018-09-17T15:27:32.437+03:00from link:
https://habr.com/post/374163/
video
ht...from link: <br />https://habr.com/post/374163/<br />video<br />https://cloud.mail.ru/public/B1BK/fokxGJMPz<br />Is it the same camera?<br />Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-23289642187406384552018-09-17T15:01:54.214+03:002018-09-17T15:01:54.214+03:00Really? Why does the IR cut filter has a role to p...Really? Why does the IR cut filter has a role to play here?Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-17066689751490401422018-09-17T14:53:51.401+03:002018-09-17T14:53:51.401+03:00If you remove the IRCut filter of a Sony A7s, you ...If you remove the IRCut filter of a Sony A7s, you should be able to get much better results.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-43318663818745953762018-09-17T14:15:46.992+03:002018-09-17T14:15:46.992+03:00See the video file below. This is what I've be...See the video file below. This is what I've been sent:<br /><br />https://cloud.mail.ru/public/7nfY/if4pWk6YdVladimir Koifmanhttps://www.blogger.com/profile/01800020176563544699noreply@blogger.comtag:blogger.com,1999:blog-19092890.post-62431621523013504952018-09-17T14:04:15.214+03:002018-09-17T14:04:15.214+03:00YouTube video quality 720p and compression is terr...YouTube video quality 720p and compression is terrible. Is original available? Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-19063267907139144962018-09-17T11:45:51.585+03:002018-09-17T11:45:51.585+03:00The exposition is not constant, because the bright...The exposition is not constant, because the brightness of the ground and sky is very different, the exposure changes when the camera is moved to the sky. SNR does not affect sensitivity. The sensitivity is determined by the "noise read" that this sensor nread 2e. PRNU does not affect in low light scenes and it can be adjusted for bright scenes. evilhttps://www.blogger.com/profile/07867683940512806546noreply@blogger.comtag:blogger.com,1999:blog-19092890.post-26993626565854678882018-09-17T07:55:40.535+03:002018-09-17T07:55:40.535+03:00Seems like exposure is not fixed. What's with ...Seems like exposure is not fixed. What's with the defects?, you'd think the whole row or column would be bad, why is the row partially bad?<br />SNR = 49dB anyone else thinks this is low? Also, PRNU = 1.5% seems high...Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-19092890.post-30656513881201396032018-09-16T23:05:34.557+03:002018-09-16T23:05:34.557+03:002mLux, according to Wikipedia:
https://en.wikiped...2mLux, according to Wikipedia:<br /><br />https://en.wikipedia.org/wiki/LuxVladimir Koifmanhttps://www.blogger.com/profile/01800020176563544699noreply@blogger.comtag:blogger.com,1999:blog-19092890.post-68847940599754195082018-09-16T23:03:05.802+03:002018-09-16T23:03:05.802+03:00how many lux light?how many lux light?Anonymousnoreply@blogger.com