The IDAS NBZ-II is a new dual band nebula booster filter - the successor to the NBZ (NBZex) filter. The FWHM of the NBZ-II is 8nm (+/=0.4nm) at OIII, and 10nm (+/-0.4nm) at H-alpha respectively. This has the same anti-Haloing characteristics as the NBZ did.

2018年6月28日 · These iconic best friend costumes are perfect for showing your dynamic duo pride for Halloween. Whether you do scary, cute or funny, you know it'll be good.

2025年2月11日 · This is the first review of the brand new IDAS NBZ 2 Duo Band filter on YouTube. I test it's halo performance and it's general effectiveness and compare it to imaging without any filter at...

A dual band filter that transfers OIII and H-alpha emmission lines - band width 8nm at OIII & 10nm at H-alpha (+/-0.4nm) respectively. New! A new generation filter covering multiple objects …

2024年10月17日 · Easy duo costume ideas that make use of normal clothing you already own are truly the best. Recreate this look by getting crafty with construction paper, scissors, markers, and some tape perhaps.

The NBZ is a dual band nebular booster filter that transfers OIII and H-alpha emission lines with the band width of 12nm (+/-0.4nm) at each band.

2019年10月17日 · The IDAS NB-1 and ZWO Duo-Band showed almost no sensitivity to f-ratio due to their wider pass bands. All the other filters showed sensitivity varying with the width of their pass bands, the narrower the band the more sensitive it was.

2014年4月13日 · It's not all IDAS but is IDAS dominated so will put it into this thread. This is a comparison of the LPS-D1, LPS-D2, LPS-V4, HEUIB II, No Filter, and finally the STC Duo Narrowband.

2025年1月7日 · Still looking for Halloween costume inspiration for you and your friend or partner? Check out these 49 dynamic duo ideas to impress at your next party!

Discover Pinterest’s best ideas and inspiration for Duo photo ideas. Get inspired and try out new things. Find and save ideas about duo photo ideas on Pinterest.