Re: Achromats w/ Matched chromacors YES/NO/MAYBE?
- From: Ko Fga <ionian@xxxxxxxx>
- Date: Wed, 01 Jun 2005 00:22:04 -0500
Vader wrote:
> Hi Chuck,
>
> Right now we already solved this problem and "plug & play" Chromacors
> will be in sale shortly. May be in two-three months from now. I can
> preserve
> one for you.
>
> For thouse peoples, who was not able to collimate Chromacor with their
> 2" diagonals (most errors are here), we will offer specially
> collimateable
> diagonals. Then, .following special detailed instruction, one will
> be able
> to collimate Chromacor and make it "plug & play" within maximum one
> hour.
>
> After such collimation you will not see lateral color. It is small at
> such
> field, like in short focus eyepieces. With field increasing (in
> eyepieces with longer focus), resolving power of a system "eyepiece +
> eye" will
> fall and aberrations of an eyepiece itself will exceed aberrations of
> Chromacor.
>
> As for spherical aberration. Matching telescope and Chromacor is not
> that difficult for many peoples. For all others we can offer to buy
> Chromacor-N. Type N will work flawlessly with any telescope and SA
> will remain the same as before.
>
> Wait a few months and these "plug & play" Chromacors will come to
> the market.
>
And the refractors will fit will be deficient still -
>
> Valery Deryuzhin.
> ARIES.
.
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