Carl, Does your prop need balancing? Regards, David Joyce,
G-XSDJ
"Carl Pattinson" <carl@flyers.freeserve.co.uk> wrote:
><carl@flyers.freeserve.co.uk>
>
> Hi Goff,
>
> Apologies for the delay in responding - your email was
>lost in the pile of
> Europa related stuff that was in my mailbox.
>
> I have been trying (off and on) to get good in cockpit
>quality for the last
> 5 years.
>
> It seems that as soon as you mount a camera to the
>aircraft structure this
> picks up the vibrations on the airframe. I have used a
>Sanyo video cam, a
> VIO POV camera and latterly my Canon EOS 650.
>
> Both the Sanyo and the Canon have Image stabilisers and
>are very effective
> in reducing the camera shake - the problem is they both
>have relatively
> narrow lens angles (so you can't get the whole cockpit
>in frame). I did buy
> a wide angle adapter for the Sanyo but it isn't that
>wide angle and degrades
> the image quality. In all other respects it makes a
>decent job of in cockpit
> video.
>
> The VIO (http://vio-pov.com/) has a similar really wide
>angle to the GoPro
> and the quality is superb but as soon as you attach the
>lens to anywhere in
> the cockpit you get bad camera shake. If mounted on my
>headset (side of ear
> cup) the shake goes away but as a pilots head scans the
>horizon frequently
> its very difficult footage to watch - also the camera is
>too far forward and
> you lose the cockpit panorama. The strange image you get
>with the rotating
> prop is a bit annoying but nothing I cant live with. I
>think VIO have since
> brought out a software fix for this anyway. If not I
>will definitely look at
> mounting a piece of ND filter in front of the lens.
>
> I have looked at various ways of isolating the
>vibrations but as yet nothing
> worked. It seems that the built in stabiliser systems
>are the only way
> forward. I believe the latest GoPro cameras have this
>built in (it may just
> be in the processing software).
>
> Unfortunately I am (or rather was) a professional
>photographer and tend to
> be a little more picky than most - so my fault. Now that
>I am retired I
> should have more time to look at the problem - im sure
>there is a simple way
> of tackling the problem.
>
> Again, congratulations on the video footage at Bembridge
>- I realised that
> your original footage would have been better quality but
>was just curious to
> see how much better the original was.
>
> Thanks for getting back to me.
>
> Kind regards,
> Carl
>
> -----Original Message-----
>From: owner-europa-list-server@matronics.com
> [mailto:owner-europa-list-server@matronics.com] On
>Behalf Of goff
> Sent: 26 September 2013 13:11
> To: europa-list@matronics.com
> Subject: Europa-List: Re: Bliss
>
><goffmoore@aviators.net>
>
> Carl,
>
> Yes I do have the HD original. It's even better than the
>YouTube posting,
> which degrades the original a bit.
>
> Bob,
>
> I'm not sure what you mean by image shake. Do you mean
>vibration from the
> prop and the fuselage? The GroPro is mounted to the
>cabin roof, just aft of
> the seats. I don't think it has built in image
>stabilising software, so it
> must be my smooth flying!!
>
> If you mean the absence of prop strobing, that's down to
>a little neutral
> density filter popped inside the GoPro case in front of
>the lens. I cut a
> piece the size and shape of a one euro coin from a sheet
>of theatrical
> lighting filter acetate. Works wonders.
>
> Goff
>
>
>
>
> Read this topic online here:
>
> http://forums.matronics.com/viewtopic.php?p=409259#409259
>
>
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