Thus, if your teleconverter provides a magnification factor of M (where M may be 1.4, 1.7, 2, etc.), and your lens has a focal length of F and an f-number of N, then the result of attaching the TC to the lens is to produce an effective focal length of M Ã F and an f-number of M Ã N.
Those on the hunt for an Apple Watch can find them online and in the Apple Store, Best Buy, Target and B&H Photo and Electronics in New York City. For those on a shopping mission, here are the five big things to watch for that can affect your bank account.
Q: When is the best best time to buy an iMac? I'm looking to buy an iMac 24, but Apple every once in a while update their iMac line with a better spec! Therefore is it best that i buy an iMac now or wait for their next update... which i'm hoping to have the new intel chip(Montevina). thanks in advance. Macbook Pro 2.0 GHz, iMac 2.2GHz, iPhone 8GB, iPod Nano 8GB, iPod Shuffle 1GB, Mac OS X (10.4.5)