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Pepsieileen's Avatar
Pepsieileen
Senior Member
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Pepsieileen is Female
 
Join Date: Oct 2007
Location: Dundee, Scotland
Posts: 3,552
Comments/Critique welcome You may edit and repost my images but ONLY on this site
 
26-02-10, 09:06 PM
#11

Re: Lochwinnoch long exposures

Great shots I love the log!
Kit 1
Nikon D40x
Nikon 18-55mm
Nikon 55-200mm
My Compact/P&S: Sony DSC-W70


     
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Dejavu
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Join Date: Sep 2007
Location: Glasgow, UK
Posts: 1,608
Comments/Critique welcome
 
26-02-10, 09:57 PM
#12

Re: Lochwinnoch long exposures

Quote:
Originally Posted by Goggs View Post
Hi Grant
How do you get the filter factor I thought ND filters were ND2, ND4, ect.
this is something new to me.

Goggs.....
Hi Gordon

Only Hoya uses the filter factor # on there filters, e'g ND2 = 1 stop reduction,
ND4 = 2 stop, ND8 = 3 stop reduction.

B+W (my filters) code theirs with the optical density #, e.g my 6 stop reduction (1.8) has a filter factor of 64, my 10 stop (3.0) has a filter factor of 1024.
Kit 1
Canon 5D MKII
Canon 400mm f5.6 L
Canon 70-200mm f4.0 L
Canon 17-40mm f4.0 L
Kit 2
Canon 50d


     
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Zoundz
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Join Date: Apr 2008
Location: West Cork, Ireland
Posts: 7,578
Comments/Critique welcome You may edit and repost my images but ONLY on this site
 
02-03-10, 11:25 PM
#13

Re: Lochwinnoch long exposures

I really love numebr 1 - and don't mind what you say, I think it's a wall hanger!

xx
Kit 1
Nikon D800
Nikkor 50mm f1.4
Nikkor 24-70mm f2.8
Nikkor 105 mm f2.8 macro
Nikkor 70-200mm f2.8
Sigma 50-500mm F4-6.3 EX DG HSM
Sigma 150-500mm F5-6.3 APO DG OS HSM
Nikon 70-300mm AF f/4-5.6G
Nikon 50mm f1.8
Kit 2
Nikon D700
Other Kit
View my profile to see my other kit!
My Compact/P&S: Fuji finepix bridge


     
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Canon 17-40mm f4.0 L, Canon 5D MKII

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