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hello everybody recently i bought laser pointer of 200mW by ebay,after testing it-practically- i concluded that it was not true 200mW so i sent it back and they sent me a new one which is obvious more powerful but i think that yhe beam is not very stable. I know that because whet i first used...

hello Recently i bought a green laser 200mW.i m having suspicions that its lower mW.how can i test it practicaly or visualy without the propriate electronic equipment?

hello everybody I just joined your forum and this is my first topic.Recently i bought the green laser torch 200mA using battery CR123A 3V 1300 mA.i cannot find the same battery in Greece but only one with 1550 mA and the same voltage.should i use that?what is the maximum battery power(V,mA)...

hello everybody I just joined your forum and this is my first topic.Recently i bought the green laser torch 200mA using battery CR123A 3V 1300 mA.i cannot find the same battery in Greece but only one with 1550 mA and the same voltage.should i use that?what is the maximum battery power(V,mA)...