Olympus Throws in the Towel

The Olympus E-5 DSLR; The last of a long line of compact SLRs.

My Honey, queen of Olympus, champion of the compact SLR, has decided she needs a DSLR, so naturally I start researching Olympus. And in so doing, I discover that the company that pretty much invented the Four Thirds format, is leaving the game.

Review: Nikon Circular Polarizer II (slim)

It may seem overkill to write a review on a filter, but the bottom line is, there doesn’t seem to be much valuable information out there concerning these rather expensive accessories. So, today I am reviewing the Tiffen Low Light Polarizer.

FujiFilm Finepix X100 Sample Images

The Future Looks Bright

I’m very enthusiastic about the new Nikon D7000 D-SLR. I’m not going to buy one anytime soon, but like all the other cameras I can’t afford, I can still take possession of it, intellectually speaking.

Review: Canon PowerShot SD780 IS

Walter Zapp would be proud. As you can see from the photo above, the SD780 is similar in size to the Classic Minox B, a camera that was designed “to be with you always”. But it’s shape is much more practical for those of us who are photographers and not spies.

Flange Focal Distances

Mount	Flange focal distance
Pentax Q mount	9.20 mm
C-mount (Bolex, Eclair and Bell & Howell)	17.52 mm
Sony E-mount	18.00 mm
Micro Four Thirds System	20.00 mm
Samsung NX mount	25.50 mm
RED ONE interchangeable mount	27.30 mm
Leica M mount	27.80 mm
M39 (Leica) Screwmount	28.80 mm
Contax G	29.00 mm
Olympus Four Thirds System	38.67 mm
Konica AR	40.70 mm
Canon FL	42.00 mm
Canon FD mount	42.00 mm
Start (Soviet SLR)	42.00 mm
Minolta SR mount	43.50 mm
Fujica X bayonet	43.50 mm
Canon EF mount	44.00 mm
Canon EF-S mount	44.00 mm
Praktica B mount	44.00 mm
Sigma's SA mount	44.00 mm
Minolta/Sony A mount	44.50 mm
Pentax K mount	45.46 mm
M42	45.46 mm
Contax C/Y Mount	45.50 mm
Olympus OM mount	46.00 mm
Nikon F-mount	46.50 mm
Leica R mount	47.00 mm
Arri PL	52.00 mm
T mount	55.00 mm
OCT-19	61.00 mm
Mamiya 654	63.30 mm

Sensor Sizes

			Sensor (mm)
Type	Aspect Ratio	Dia. (mm)	Diagonal	Width	Height
1/3.6"	4:3	7.056	5.000	4.000	3.000
1/3.2"	4:3	7.938	5.680	4.536	3.416
1/3"	4:3	8.467	6.000	4.800	3.600
1/2.7"	4:3	9.407	6.721	5.371	4.035
1/2.5"	4:3	10.160	7.182	5.760	4.290
1/2.3"	4:3	11.044	7.70	6.16	4.62
1/2"	4:3	12.700	8.000	6.400	4.800
1/1.8"	4:3	14.111	8.933	7.176	5.319
1/1.7"	4:3	14.941	9.500	7.600	5.700
2/3"	4:3	16.933	11.000	8.800	6.600
1"	4:3	25.400	16.000	12.800	9.600
4/3"	4:3	33.867	22.500	18.000	13.500
1.8" (*)	3:2	45.720	28.400	23.700	15.700
35 mm film	3:2	n/a	43.300	36.000	24.000