i have questions for someone who has specific experience with the following scopes; bushnell 2.5-16 (42mm tactical or 50mm regular);zeiss conquest 4.5-14x x50; leupold mk4 4.5-14x50. use would be 600yd max for paper shooting with likely only hunting use as a desparation backup if my 6.5 tikka/nikon fails. 308 caliber. 11-12" twist. max i could spend is $800. likely a used scope price that. have 2 308s for sale here and the one that doesn't go first will be the one i keep. both go,then will get another tikka t3. any input on these scopes appreciated. currently have a wotac 4-14 which i might use in this setting or sell.