Seago 8x42 monocular reticles.

jamie N

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20 Dec 2012
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I've had this monocular for a decade, and really like it as it suits me. However, I've forgotten what the reticles numbers signify: i.e. minutes, seconds, degrees or something else, as the base for the trig., which in itself isn't the issue!
I've searched without success for a PDF of the instructions, and the video doesn't make it clear enough (for me) how it's graduated.
Possibility of showing my thickness here, but all help gratefully received.
 

Thistle

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2 Oct 2004
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Do things in reverse to work it out! Use the binos to look at something of known size at a known distance (and therefore subtending an angle that can be calculated) and see how that fits with the graticules.
 
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