Model Name	45° 80mm Binocular Telescope	45° 100mm Binocular Telescope	100mm Binocular Telescope	25/40x100 Long-Range Observation Binocular - "Contemporary"	25/40x100 Long-Range Observation Binocular - "Classic"
Model Number	BT-80-45	BT-100-45	BT-100	25/40x100A	25/40x100M
Magnification	Any 1.25" eyepieces 20x included	Any 1.25" eyepieces 25x included	Any 1.25" eyepieces 25x included	25x and 40x	25x and 40x
Objective Size	80mm (3 1/8")	100mm (4")	100mm (4")	100mm (4")	100mm (4")
Mount	Fork Mount, Tripod	Fork Mount,Tripod	Built-in Mount, Tripod	Built-in Mount, Tripod	Built-in Mount, Tripod
7x50mm Finderscope	Not available	Optional	Optional	Optional	Not available
Shipping Weight	60 lbs. (3 boxes)	80 lbs. (3 boxes)	60 lbs. (2 boxes)	60 lbs. (2 boxes)	60 lbs. (2 boxes)
Price	$1695 $1395	$2395 $1995	$2095 $1795	$1995 $1695	$1895 $1595
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