Kowa LM5NCR 1/2" 4.5mm Fixed Focal Manual Lens

→ Focal length: f=4.5mm +- 5%
→ Max. diameter (ratio): F=1:1.4 +- 5%
→ Element: 6 ELEMENTS 7 GROUPS
→ Picture Size: 1/2" = 4.8x6.4mm; 1/3" = 3.6x4.8mm
→ Vertical Angle: 1/2" = 59.4°; 1/3" = 45.1°
→ Horizontal Angle: 1/2" = 79.0°; 1/3" = 59.7°
→ Diameter Angle: 1/2" = 98.2°; 1/3" = 74.5°
→ Distortion (TV): -17.5%
→ Shooting range at M.O.D. Ver.: 180mm
→ Shooting range at M.O.D. Hor.: 250mm
→ Shooting range at M.O.D. Dia.: 364mm
→ Minimum focus distance: 0.2m
→ Flange back: 17.526mm in air
→ Back focus: 9.96mm in air
→ Filter screw size: M30.5X0.5
→ Front/rear effective dia.: front 15.1mm rear 10.1mm
→ Mount: c-mount
→ Exit pupil: -17.5mm
→ Temperature range: -10~+45°C
→ Storage temperature range: -40~+60°C
→ Resolution center/corner: center 100LP/mm corner 40LP/mm
→ Stopper strength: 10kgf .
→ Endurance test: iris=5,000 times focus=5,000 times
→ Operating torque: iris=50~600gf . cm focus=100~1000gf . cm
→ Weight: 54g +- 5g