L-eXtreme Dual Band Filter Specifications Substrate: B270 Filter Size: 2" Thickness: 1.85mm FWHM: OIII 7nm+Ha 7nm Blocking range: 300-1000nm Blocking depth: light pollution line blocking >99% Surface quality: 60/40 Transmitted Wavefront RMS: λ/4 Paralle...
夺目宇隆 Optolong L-eXtreme彩色双窄带滤镜相机配件 天文望远镜配件 1.25" 京东价 ￥ 降价通知 累计评价 0 促销 展开促销 配送至 --请选择-- 支持 选择颜色 1.25“ 2“ - + 加入购物车 更多商品信息 上翻 下翻 夺目运动户外专营店 店铺星级 商品评价 4.5 高 物流履约 4.2 中 售后服务...
OPTOLONG L-eXtreme 1.25"/2" / Dual-band Pass Filter /Designed for DSLR CCD ControlColor: L-eXtreme 1.25inchProduct sellpoints Platypus Quick Draw Micro Filter Review|Snapchat Filter Online Camera|Dual-band Pass Filter:Optimized for Ha and OIII emission lines, the dual-band filter enhances nebu...
Optolong L-eXtreme 滤镜 德克萨斯州的 Starfront 天文台。 来源:chucksastropho1 出处:Chuck's Astrophotography 翻译:baidu* *:此为机器翻译且未人工审核,可能有不通顺的地方。 发布时间:2024年12月21日18时11分09秒
它位于猎户座,距离地球 6,400 光年。Celestron RASA 望远镜ZWO ASI533MC 相机Optolong L-eXtreme 滤镜德克萨斯州的 Starfront 天文台来源:chucksastropho1出处:Chuck's Astrophotography翻译:baidu**:此为机器翻译且未人工审核,可能有不通顺的地方。发布时间:2024年12月24日10时01分06秒...
Pretty close. The L-enhance image looks to have better OIII and more stars. The nebula also appears brighter although that could be due a difference in stretch settings. Overall I prefer the L-Extreme by a hair. The fewer stars put more emphasis on the nebula. ...
Page 4 of 4 - Optolong L-eXtreme filter comparison - posted in Electronically Assisted Astronomy (No Post-Processing): I know $239 is expensive for an 1.25 filter, but think of the savings over 10 years? everything is cost effective if you take care of y
滤镜:Optolong L-eXtreme F2 2"曝光:46张,每张300秒SH2-132,也被称为狮子星云,是位于银河系仙王座星座中的美丽星形成区域。这个星云因其类似狮子头部的形状而得名。它是天文观测的迷人之地,新的恒星在气体和宇宙尘埃的漩涡中诞生,提供了令人惊叹的天文奇观。
L-extreme or an Ha filter the brightness of the background and the stars is strong compared to a dim emission nebula. When using a filter the stars and background are dimmed but still the signal of the emission object must be strong enough to be higher than the camera noise even after...
技术规格:William Optics REDCAT 51 望远镜,ZWO ASI071MC 相机在 0F 下运行,使用 5 分钟曝光 180 分钟,Optolong l-eXtreme 2” 滤镜,Sky-Watcher EQ6R-Pro 支架,ZWO EAF(ProAstroGear Black-CAT)和 ASIAir Pro,使用 ZWO 30mm f/4 迷你导星镜和 ZWO 120 mini 导星,在 PixInsight 中处理。图像日期:2024...