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AlanFrench's latest activity
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AAlanFrench replied to the thread Looking for a compact budget monocular.I long thought a monocular would be a handy thing to carry, but I was disappointed. A lot less agreeable and less comfortable than...
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AAlanFrench replied to the thread Testing longitudinal (axial) chromatic aberration.I am skeptical that even 10x is enough magnification to reveal secondary color (longitudinal chromatic aberration). In achromatic...
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AAlanFrench reacted to Maljunulo's post in the thread Testing longitudinal (axial) chromatic aberration with
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Once you notice a "defect" or an "imperfection" you will forever be aware of it and it will plague and annoy you to no end. To...