WebApr 10, 2024 · From initial looking at the 6nm (7nm for Optolong) Ha filters one of the key differences seems to be that Optolong is claiming 80% transmission and Astronomik is … WebMar 20, 2015 · ES 18mm 82º, 83x w/ Optolong UHC ES 20mm 68º, 75x w/DGM NPB 18mm and Optolong UHC displayed good contrast 20mm and DGM NPB showed better overal contrast and inner detail The Optolong UHC is a definite improvement over unfiltered views. I purchased it to supplement the DGM for use with my 2" eyepieces.
Optolong L-Pro Light Pollution Broadband Filter
WebThe Optolong 1.25” Neutral Density ND3 Filter is made with Schott glass that has been multi-coated with an ion-assisted deposition technology to ensure scratch resistance and stability on the central wavelength, or CWL. The filter cell is made of lightweight, strong metal and is CNC machined, sand-blasted, black anodized, and then laser engraved. WebMay 20, 2024 · The Optolong L-Pro is my favourite filter for light pollution / contrast enhancement. I have been using it for 3 years by now, on any OSC imaging session, even on galaxies (see my Andromeda image). The L-Pro is quite weak, what's good because it does hardly mess around with the natural colors. I won't use the L-Enhance, because I don't like … c# serial port watcher
Optolong L-Extreme 7nm Dual Narrowband Filter (H-Alpha and O …
WebAll Optolong filters pass European Union RoHS requirements and have been certified by TUV Rheinland and Bureau Veritas. Specification Product specification ; SKU Number . OTL-CLS-200 : Model Number . CLS-200 : Single Filter, Set, or Accessory . Single Filter : Filter Type . CLS/LPR : Filter Size . 50.8mm (2") Filter Shape . WebMay 29, 2024 · Effective UV / IR Suppression - Suitable for 'L' / Luminance Imaging Use. Narrower pass-band than CLS filter - Better suited for areas of higher light pollution. Better colour balance for OSC imaging. 1.25" or 2" Mounted Sizes, EOS-C, EOS-FF and Nikon-FF Clip filters. Supplied in a protective plastic case with EVA foam lining. WebJul 17, 2024 · Optolong Canon EOS-C L-Enhance Dual Narrowband Light Pollution Filter (H-Alpha and H-Beta/O-III) Brand: Optolong 12 ratings 3 answered questions $25900 FREE … dyson vacuum cleaner consumer reports