去年的双窄带Opto..主要是对星点做了处理,这次发现了一个处理星点的好办法,同时可以对焦平面不正带来的星点偏移做纠正。但是辉光不正,处理不了了。整体上的星点细,但是有部分暗星点会被处理掉,造成丢失。
#Optolong,让星空触手可及# #L-eNhance彩色双窄带滤镜# IC410—小蝌蚪星云,编号IC 410,距我们约12000光年,位于北天御夫座,内含尘埃发射区。其发光气体云宽逾100光年,内嵌疏散星团 NGC 1893产生的星风和辐...
I finally got my Optolong L-eNhance filter. Here are some images from my Bortle 8-9 backyard in Dallas suburb. I also have a OPT Triad Filter and have owned a STC Dual Filter. I liked those filters a lot but the L-eNhance filter is the best pairing with my ZWOASI294MC-Pro (OSC)...
Has anyone considered the above, or able to compare them to the L-enhance filter (remember for unmodded 800d DSLR). Thanks ! Hello, The numbers represent parts of the visible spectrum. It is for wavelengths from 400 nanometers to 700 nm. HB and Oxygen lines are very close on the sp...
#夜空中国# #Optolong,让星空触手可及# #L-eNhance双窄带滤镜# IC1848灵魂星云—位于在6500光年远的地方,其直径约100光年;灵魂星云里有数个疏散星团、一个被称作W5的大型无线电波源,以及年轻大质量恒星发射...
For people who are living in very light polluted areas, or when the moon is out, the L-eXtreme will be a good filter.Difference: Unlike the Optolong L-eNhance filter which is a tri-band (transmits Hb, Ha, and OIII), the L-eXtreme filter is dual band that passes Ha and OIII ...
OPTOLONG 1.25" L-eNhance Filter Dual-band Pass Filter Designed for DSLR CCD Control from Light Polluted Skies Amateurs LD1004AUSD 179.00/piece OPTOLONG L-eXtreme 1.25"/2" / Dual-band Pass Filter /Designed for DSLR CCD ControlUSD 239.00-309.00/piece New OPTOLONG 2"UV/IR Cut Filter for CCD ...
Optolong Filters L-eNhance 1.25 RRP: € 189.00 Our price: € 179.00 ready for shipping in 24 h Optolong Filters SII Filter 2" RRP: € 239.00 Our price: € 229.00 ready for shipping in 24 h Optolong Filters L-Pro Canon EOS R Clip RRP: € 299.00 Our price: € 239.00 ready for...
Equipment Review-- Optolong L-eNhance Filter ReviewMacdonald, BlairJournal of the Royal Astronomical Society of Canada
#天文酷图# #深空天体# #L-eNhance滤镜# #Optolong,让星空触手可及# IC 1396:象鼻管星云是位于仙王座巨大的游离气体区域IC 1396内,距离地球约2,400光年的星际物质高度集中区域。这块星云被称为IC 1396A,...