Objective diameter: 42 mm
Magnification: 2.1 x
Exit pupil: N.A.
Eye relief (acc. to spec): “8.4 mm”
IPD: 55 – 74 mm
RFOV (acc. to spec): “26 degrees”
Focus type: IF
Prism system: none (Galilean)
Weight (measured, with eyepiece cover and strap): 430 g
Made in: Japan
This is Vixen’s take on the “Rusinov design”. Larger, heavier and overall designed to a higher standard than the Kasai (see separate post “Kasai 2.3×40”), it is also clearly more expensive than the latter.
see also separate post about “Omegon 2.1×42”
A brief comparison with the Kasai 2.3×40 can be found here: