Re: [William Optics] Re: Which field flattener / reducer for WO 80/600 (TMB/Lomo)
- Looks like that Borg flattener works really really well!
> Hello all,
> Thank you for your all reply messages. I have try a BORG 0.85X reducer
> with this scope as well as as Televue 0.8X TVRF2008. I found that
> TVRF2008 didn't work with this scope. It produced more elongate that
> not use it.
> I try with BORG 0.8X and you can see the result on links below. Sorry
> if the links are too long.
> Full APS size.
> Crop 100% at the conner
> BORG 0.8X picture with EOS adapter.
> What do you think?
> Best Regards,
> Pornchai POP
> --- In William-Optics@yahoogroups.com
> <mailto:William-Optics%40yahoogroups.com>, "popkrab" <pop@...> wrote:
> > I have William Optics 80 mm. F7.5 focal lenght 600 mm. Fluorite
> > triplet. IT is very fine scope and color free. But if I use for
> > astrophotography with CCD APS size. It shew me strong olongate shape
> > at the corner.
> > Can anyone suggest me proper field flattener or reducer that correct
> > this problem.
> > Thanks
> > Pornchai POP