Category Archives: photography

Lens mount diameters

Not a very good photo, sorry!

When discussing in body image stabilization (IBIS) it is informative to know the lens mount diameters for each particular lens mount. More diameter relative to sensor size generally gives more leeway for IBIS movement and compensation. As such, here is a list of lens mount diameters: MFT (Micro Four Thirds) ~38mm (Olympus and Panasonic) FT (Four Thirds) 44mm (Olympus and Panasonic) Fuji X: 44mm Pentax K: 44mm Nikon F: 44mm Sony E: 46.1mm Minolta/Sony A: 49.7mm Canon EF: 54mm  

Micro Four Thirds Lens Filter Size List (Olympus, Panasonic, etc.)

Hoya 58mm Filters

Recently I was going through my filters to see which ones to keep and which ones to sell. Many of my filters were of the 58mm or 62mm variety but I even found some oddities like 43mm 😉 After some effort trying to round up lenses to see what the filter size was each, I determined to put together a list of Micro Four Thirds lenses and their corresponding filter size, sorted from smallest to largest. The list was quite

Ideal walkaround Micro Four Thirds camera lens

Olympus 17mm lens (forefront) and 12-40mm (background)

Recently I was asked “what is the ideal walkaround micro four-thirds camera lens?”. Of course the answer varies by the style and taste of the individual photographer, but for me the ideal walkabout lens is the Olympus 17mm f1.8 prime lens (34mm equivelant). Olympus M.Zuiko 17mm f1.8 (Black) for Olympus and Panasonic Micro 4/3 Camerashttp://www.amazon.com/gp/product/B00CI3R4VUThe lens works well on the OM-D-EM1, wonderful first lens for the camera. With micro 4/3 the 17mm is the same as a 34mm lens on

Olympus 12-40mm won’t auto focus [FIXED]

Olympus 12-40mm manual focus clutch

Q. I cant get the Olympus 12-40mm lens to auto focus all of a sudden? Any quick tips? -Sam A. There is a ‘manual focusing clutch’ mechanism on the lens that might have gotten bumped. “This model is equipped with the Manual Focus Clutch mechanism, which makes instant switching to manual focus possible by pulling the focusing ring toward you. ” Source: Olympus Asia So check if that got pulled back (you should just be able to push it forward). If

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