takayama.jin

I am a specialist in lens design. I have been engaged in optical design for a long time in a Japanese company. My Japanese blog is here: https://lensreview.xyz mail:lensreview.bolg@gmail.com

PENTAX

Optical Design value Analysis - PENTAX FA 31mm F1.8 Limited [No.036]

2023/1/31    , ,

This is a performance analysis and review article of the PENTAX FA 31mm F1.8 Limited You hardly unde ...

KNOWLEDGE

About Lateral Chromatic Aberration (Magnification Chromatic Aberration)

2023/1/14  

This is a series of articles that conceptually explain aberration, which is an index of lens perform ...

KNOWLEDGE

About Distortion

2023/1/14  

This is a series of articles that conceptually explain aberration, which is an index of lens perform ...

KNOWLEDGE

About Field Curvature

2023/1/9  

This series of articles conceptually explains aberration, which is a performance index of a lens. Of ...

KNOWLEDGE

About Axial Chromatic Aberration

2023/1/9  

This is a series of articles that conceptually explain aberration, which is an index of lens perform ...

KNOWLEDGE

About Spherical Aberration

2023/1/9  

This series of articles conceptually explains aberration, which is a performance index of a lens. Am ...

NIKON

Optical Design value Analysis - NIKON NIKKOR 14-24mm F2.8 F vs Z -tele part[No.035]

2023/1/14    , ,

This article compares the performance of Nikon's large-aperture F2.8 super-wide-angle zoom lens, the ...

NIKON

Optical Design value Analysis - NIKON NIKKOR 14-24mm F2.8 F vs Z -wide part[No.034]

2023/1/14  

This article compares the wide-angle (14 mm) performance of Nikon's large-aperture F2.8 super-wide-a ...

NIKON

Optical Design value Analysis - NIKON AF-S NIKKOR 14-24mm F2.8 G ED Telephoto[No.033]

2023/1/14    , ,

This is a performance analysis and review article of the NIKON AF-S NIKKOR 14-24mm F2.8 G ED Telepho ...

NIKON

Optical Design value Analysis - NIKON AF-S NIKKOR 14-24mm F2.8 G ED Wide[No.032]

2023/1/14    , ,

This is a performance analysis and review article of the NIKON AF-S NIKKOR 14-24mm F2.8 G You hardly ...