The life-giving power of voltage and current: the main types of batteries
Distinctive character traits, as well as advantages and disadvantages of running types of batteries
Tokina lens markings
Armed with the transcription of abbreviations, you can learn everything about the object from its full name
Does full frame decide? Should I buy a full frame camera?
Do I need to spend money on an expensive full frame or is it better to buy a cropped camera?..
Interpretation of designations (marking) in Tamron lenses?
By abbreviations in the full name of the object, it is easy to find out all its ins and outs