I have seen a picture of the british snipers in Afganistan and they had a honey comb style sunshade which I imagine is quite effective. Not sure how deep they are.
Hawke Sport Optics Rifle Scope Honeycomb Sunshade HX3222, HX3220, HX3224, HX3221, HX3223. Hawke Sport Optics Riflescope Accessories.
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