IR f=5.0~50mm F1.4~360 VARIFOCAL (Infrared) Varifocal auto iris φακός, του οίκου Samyang Optics. Focal length: 5.0~50 mm Max. aperture ratio: 1:1.4~360, Max. image format: 4.8 x 3.6 Operation Iris: Auto (1.4~360) Focus: Manual Zoom: Manual Object size: 5 mm 1/3΄΄ 49.5 x 36.0 cm at 50cm (HxV): 50 mm 5.0 x 3.8 cm Angle of View: D: 65.7 ~ 7.2, H: 1/3΄΄ 52.7 ~ 5.7, V: 39.6 ~ 4.3 Iris Coil: Drive: 190Ω, Control: 700Ω Περιλαμβάνει ΦΙΣ.