Ultra Micro Nikkor 55mm F2 in green

Ultra-Micro-Nikkor 55mm F2

In the early summer, Japanese rice field.
You can see the Ultra-Micro-Nikkor 55mm F2 in the air.
She is shining like a diamond.
This is the scenery of Japan usually.

Specifications

Focal length 55.8mm
Max. aperture f/2
Min. aperture f/8
Lens construction 8 elements, 6 groups
Standard magnification 1/4X
Standard wavelength 546.1 milli-micron (e-line)
Vignettings 0 %
Distortion 0.000 % !!
Aerical resolving power 500 lines/mm (12mm circle)
Image area 12mm circle
Subject area 48mm circle
Overall working distance 315mm
Weight 325 g