I have just given mine a proper measured test. I have a 14mm hole in my front iris and I can focus down to 2 metres from the front lens. Perfectly adequate for rats.
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I have just given mine a proper measured test. I have a 14mm hole in my front iris and I can focus down to 2 metres from the front lens. Perfectly adequate for rats.
She was only an Admiral's daughter but her naval base was full of discharged seamen.
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