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Canon Digital Camera Lens The first steps in Second-are often uncertain and unsure Continuum Source. When you want to buy in used: Purpose of the United Nations, one of the most useful listing correct An evaluation is the preliminary data of manufacture of the lens.In my case, targets that I bought on the market use are the manufacture Canon NB All ingredients in this product, you will find a following of some practical utility that I have been remarkable in the back of my Objective Production year.
REAR element of many lenses Canon IS alphanumeric code of the United Nations, in our example "UG0204. Questo code is affixed Also in Other Products Canon cameras and accessories come also.
The first letter, U, indicates the manufacturing plant (nda Products manufactured prior to 1986 data, this letter take the lowest place of the code):
U = Utsunomiya, Japan
F = Fukushima, Japan
O = Oita, Japan
The second letter G, the code is production year. Canon has started with the Letter to AS 1986, gradually increasing the numbers.
NOTE: For the lenses produced since 1960 then in the code is used always the letter A, but without including the code for the production facility. In the "Column Below you will find here a mirror summary
The first due FIGURES, 02, indicate the month of production target, sometimes leading 0 can be omitted.
The following statistics over, 04, are internal code of the United Nations to the Canon, of no value for the identification of production data can sometimes be omitted.
In our example, then we obtain that the goal has been produced in Japan in Utsunomiya plant in February 1992.
It is therefore informed the UN that offers good starting point, Also useful if you want to go back to the year of production to determine if the objective in question belongs to the United Nations or similar bad batch. But we can not know how long the lens is left nda warehouses of the factory, or in the shipment on the shelves until the first subscription: we therefore need proof of purchase or precise information provided by the United Nations and reliable Seller Trust.