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| Search found 5 matches |
| Author | Message |
|---|---|
 Topic: Senses isolation |
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| photo Replies: 0 Views: 72 |
 Forum: SONY Posted: Tue Jul 16, 2013 11:07 pm Subject: Senses isolation |
| The effect of small sensors, such as those found in compact digital cameras, on DOF has been a source of great confusion for many. If we think about sensor size in isolation | |
| Topic: Enlargement |
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| photo Replies: 0 Views: 67 |
Forum: SONY Posted: Tue Jul 16, 2013 11:07 pm Subject: Enlargement |
| then we typically want to compare two images that have the same composition and size. To do this, we will need both a shorter focal length lens, and a bigger enlargement for the system | |
| Topic: Comparison |
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| photo Replies: 0 Views: 53 |
Forum: SONY Posted: Tue Jul 16, 2013 11:06 pm Subject: Comparison |
| The former increases DOF, while the latter decreases it. The effect of using a shorter focal length lens dominates and you get larger DOF in this comparison. | |
| Topic: Diffrent systems |
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| photo Replies: 0 Views: 56 |
Forum: SONY Posted: Tue Jul 16, 2013 11:06 pm Subject: Diffrent systems |
| then it shouldn't have any effect on DOF since a using a smaller sensor is just like cropping a piece of a larger sensor. However, if we want to do a comparison between different systems | |
| Topic: DOF |
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| photo Replies: 0 Views: 64 |
Forum: SONY Posted: Tue Jul 16, 2013 11:05 pm Subject: DOF |
| The image coming off the lens is exactly the same, so the depth of field cannot change. If you assume that you'll be making enlargements to the same size from two different size originals, then the DO ... | |
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