Spiranthes sinensis var. amoena

ネジバナ Spiranthes sinensis (Pers.) Ames var. amoena (M. Bieberson) Hara, 1969 PENTAX Q KEYENCE (CA-LH25) 25mm F1.4 (2/3"Inch Format) (for Low Distortion Measurement C-mount Lens.) (Made in JAPAN.) Comparison with a 35mm full-size CMOS digital camera. Field angle : 25mm × 5.6 = 140 ≒140mm Long focal length lens, same range.