ST - 3423 conch appearance hemispherical camera
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1. 3.5 inch infrared conch shape hemispheres
2. 1/3 SONY CCD
3 . 420TVL
4. 36 pieces diameter is 5 millimeter infrared LE
ST - 342 conch appearance hemispherical camera
Product features:
1. 3.5 inch infrared conch shape hemispheres
2. 1/3 SONY CCD
3 . 420TVL
4. 36 pieces diameter is 5 millimeter infrared LED lamp
5 when low illumination, CDS controlled infrared lamp open automatically
6. to provide 10-30 meters inspect distances
7. Standard matching 4-9 millimeter manual zoom lens
8. External lens focal distance is adjustable