Should you’re flying the DJI O4 Professional Air Unit on a custom-built FPV drone, the BetaFPV ND Filter Set is a strong selection for enhancing your footage and defending your lens—with out breaking the financial institution. On this evaluate let’s break down the professionals and cons of those filters from BetaFPV and the way they in comparison with the official ones from DJI.
ND filters cut back the quantity of sunshine hitting your digicam sensor, serving to you keep cinematic movement blur by conserving your shutter velocity low. Should you’re new to ND filters, try this tutorial on the best way to use them successfully: https://oscarliang.com/nd-filter-fpv/
The place to Purchase
Get the Betaflight ND filters from:
BetaFPV presents a filter package that features UV, ND8, ND16, and ND32 filters for the O4 Professional digicam. You too can purchase every filter individually for $5.99, which is nice if you happen to continuously use one particular ND energy and occur to lose or injury it. This flexibility makes BetaFPV’s filters some of the reasonably priced and handy choices presently obtainable.
The included UV filter doesn’t have an effect on publicity however acts as a terrific lens protector when an ND filter isn’t needed. Study extra about these several types of filters: https://oscarliang.com/uv-cpl-nd-filters/
BetaFPV vs DJI Filters
One of many standout benefits of the BetaFPV ND filters is their low profile.
Whereas DJI’s official ND filters are well-designed and work completely on the Avata 2, they are often too vast for a lot of {custom} FPV drone frames.
Right here’s the DJI filter on the Avata 2:
Right here’s the DJI filter on an FPV drone (cinelog30 v3, too vast to suit):
The BetaFPV filters, in contrast, match snugly on almost any body and nonetheless work effectively on the Avata 2—a win-win for versatility.
By way of usability, DJI filters are simpler to mount and take away due to their prime and backside pinch tabs. Nonetheless, they’re additionally extra vulnerable to falling off in crashes and even transportation. BetaFPV filters connect extra securely, however you’ll must push them instantly onto the lens, which might make set up and removing a bit tougher. In some circumstances, I’ve needed to maintain the digicam housing down whereas engaged on the filter.
Any Downsides?
The principle caveat with the BetaFPV filters is the black corners in video as a result of extraordinarily vast FOV of the DJI O4 Professional digicam. Nonetheless, in observe, this isn’t actually a problem in my view. Firstly, the black corners are minimal so that they don’t truly have an effect on flying. Secondly, with recording video, we nearly at all times apply stabilization utilizing Gyroflow or RockSteady, the picture will get cropped barely, which typically eliminates the darkish corners.
Closing Ideas
If you would like an reasonably priced, compact, and practical set of ND filters in your DJI O4 Professional digicam or Avata 2, the BetaFPV ND filter set is a good purchase. The black corners is a minor trade-off for higher compatibility and safe mounting. Plus, at simply $5.99 per filter, there’s little cause to not fill up.
Execs:
- Low profile – helps a variety of frames
- Cheap ($5.99 per filter, or $19.99 for 4)
- Appropriate with DJI O4 Professional and Avata 2
- UV filter included as lens protector
- Safe match; much less prone to fall off in crashes
Cons:
- Tougher to put in and take away
- Minor black corners attributable to vast digicam FOV
Should you’re trying to step up your video high quality or simply need fundamental lens safety in your O4 Professional, BetaFPV’s ND filters ship glorious worth and sensible efficiency.
