| 21. | The aperture of the shell is circular and slightly angled posteriorly.
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| 22. | Then, both shutter speed and aperture could be set independently.
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| 23. | The iris or aperture is another important component of the optics.
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| 24. | A light appears above the aperture which holds the food treat.
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| 25. | Does that mean the user can manually adjust the aperture opening?
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| 26. | :All normal camera lenses allow you to adjust the aperture.
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| 27. | The largest of these is the non-profit Aperture Foundation.
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| 28. | The device is not directly coupled to actual aperture and exposure controls
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| 29. | Data : 152 mm clear aperture and 1216 mm focal width.
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| 30. | The width of aperture is 1-1.125 mm.
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