Exactly so you end up with a focused beam on axis. Off axis you get nada above say 10K.
Why at the expense??The refractive lens mitigates it in the horizontal, but at expense to the vertical:
Rob
Exactly so you end up with a focused beam on axis. Off axis you get nada above say 10K.
Why at the expense??The refractive lens mitigates it in the horizontal, but at expense to the vertical:
Rob
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