Kowa LM4PBR 1/3" 4mm Fixed Focal Manual Lens

→ Focal length: f=4mm +- 5%
→ Max. diameter (ratio): F=1:1.2 +- 5%<
→ Element: 6 ELEMENTS 7 GROUPS
→ Picture Size: 3.6x4.8mm
→ Vertical Angle: 52.7°
→ Horizontal Angle: 71.6°
→ Diameter Angle: 92.3°
→ Distortion (TV): -10.3%
→ Shooting range at minimum focus distance Ver.: 205mm
→ Shooting range at minimum focus distance Hor.: 298mm
→ Shooting range at minimum focus distance Dia.: 429mm
→ Minimum focus distance: 0.2m + 0.13
→ Flange back: 12.5mm -0 mm in air
→ Back focus: 9.17mm in air
→ Filter screw size: M30.5X0.5
→ Front/rear effective dia.: front 15mm rear 8.9m
→ Mount: cs-mount
→ Exit pupil: -38.8mm
→ 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: 37g +- 5g