For those who’re flying the DJI O4 Professional Air Unit on a custom-built FPV drone, the BetaFPV ND Filter Set is a stable alternative for enhancing your footage and defending your lens—with out breaking the financial institution. On this assessment 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 scale back the quantity of sunshine hitting your digital camera sensor, serving to you keep cinematic movement blur by maintaining your shutter velocity low. For those who’re new to ND filters, try this tutorial on find out how to use them successfully: https://oscarliang.com/nd-filter-fpv/
The place to Purchase
Get the Betaflight ND filters from:
BetaFPV gives a filter package that features UV, ND8, ND16, and ND32 filters for the O4 Professional digital camera. You can too purchase every filter individually for $5.99, which is nice for those who often use one particular ND power and occur to lose or harm it. This flexibility makes BetaFPV’s filters probably the most inexpensive and handy choices at the moment obtainable.
The included UV filter doesn’t have an effect on publicity however acts as an excellent lens protector when an ND filter isn’t essential. Be taught 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 extensive 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 extensive to suit):
The BetaFPV filters, against this, match snugly on practically any body and nonetheless work nicely on the Avata 2—a win-win for versatility.
When it comes to usability, DJI filters are simpler to mount and take away due to their high 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 straight onto the lens, which may make set up and removing a bit more difficult. In some instances, I’ve needed to maintain the digital camera 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 extensive FOV of the DJI O4 Professional digital camera. Nonetheless, in observe, this isn’t actually a problem for my part. Firstly, the black corners are minimal so that they don’t really 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’d like an inexpensive, compact, and purposeful set of ND filters in your DJI O4 Professional digital camera or Avata 2, the BetaFPV ND filter set is a superb 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 motive to not refill.
Execs:
- Low profile – helps a variety of frames
- Cheap ($5.99 per filter, or $19.99 for 4)
- Suitable with DJI O4 Professional and Avata 2
- UV filter included as lens protector
- Safe match; much less more likely to fall off in crashes
Cons:
- Tougher to put in and take away
- Minor black corners on account of extensive digital camera FOV
For those who’re trying to step up your video high quality or simply need fundamental lens safety in your O4 Professional, BetaFPV’s ND filters ship wonderful worth and sensible efficiency.
