If you\'re new to the binocular, you may have many questions on how to chose the best binocular, the most first one may be Porro or Roof?
Frankly, if you\'re a little tight on budget, the Porro would be a better choice. Though it\'s not light or compact as Roof monoculars, the Porro monoculars has better light efficient and its image is better contrast, so Porro monoculars are at better performance at the same cost. But it\'s in larger size and heavier.
Feature of this Datyon 20-60x60binocular
-Porro structured,
-nitrogen waterproof, sturdy for heavy use,
-full multi coating, better light efficient
-Smart and light design, easy to hold it in hand for daily use.
-Made of optical glass bak4
-Easy to use
Magnification: 20x-60x
OBJ.Lens DIA: 60mm
Prism Type: BAK4
Field of view: 2.1-1.08
Exit Pupil: 3.2-1.10mm
Exit Relief: 17-13.5mm
Optical Coating: Full Multi Coated
Waterproof: Nitrogen; Floating on the water
Volume: 340X78X140mm
Weight: 652g
Gross weight: 1400g