Thank you for your time and comments Lee!! Much appreciated. I'll try to work 
with your suggestions and see how it turns out. 

Best regards,
Robert

Verstuurd vanaf mijn iPhone

> Op 16 mei 2017 om 17:30 heeft leee <l...@spatial.plus.com> het volgende 
> geschreven:
> 
>> On Sunday 14 May 2017 16:29:37 Robert den Broeder wrote:
>> Hi all,
>> 
>> Today I created a pen in RS3D and did some GI rendering tests. What can I
>> do to improve image quality?
>> 
>> Regards,
>> 
>> Robert
> 
> I think it's fair to say that, in 3D, if you're going to make something 
> reflective then you should make sure there's something to be reflected by 
> it.
> 
> In your image, the tip of the pen appears to be reflective and the lower 
> half is reflecting the desk upon which it sits but the upper half just 
> looks almost flat-black.  The clip also suffers from the same problem - it 
> looks too 'flat'.
> 
> Assuming that you want to portray the pen on a desktop, I'd place the entire 
> scene within a hollow analytical cube and parallel map some stock office 
> wall photographs to each of the 'walls'.  Depending on the angles, I might 
> also fake an office light on the ceiling.
> 
> The black cap at the clip end of the pen, which looks as though it's not 
> intended to be reflective, doesn't show any detail to 'fill out' its 
> shape - you can't separate the cylinder wall from the endcap and you can 
> only tell that it's a short cylinder from its profile/silhouette - playing 
> around with its specular properties and adding a small amount of reflection 
> should enable you to get some differentiation between the cylinder walls 
> and the endcap.  I can see a narrow strip of specular reflection along the 
> barrel and clip extension, and that looks good, but I'd extend that to the 
> endcap and at the same time make it a little more diffuse, so that the 
> specular strip is wider i.e. spreads further around the circumference and 
> covers a greater arc than on the barrel.  Is the endcap slightly domed?  I 
> can't tell because of the lack of depth but if it isn't then I'd make it 
> so.
> 
> Last thing I'll mention is the tiling of the desktop material - this 
> wouldn't be a problem if you were going to crop the image - but this is 
> 3D - just don't render what you don't need.
> 
> Yes, I'm being nit-picky here, but making something photo-real is all about 
> the details.
> 
> LeeE
> 
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