Camera Type Fully automatic 35mm lens-shutter AD camera with built-in flash and zoom lens. (Built-in quartz date functions on Prima Super 155 Caption model) Image Capture Device Viewfinders type : Real-image zoom viewfinder; covers appx 83% (wide), 86% (tele) of actual picture area dioptric Adjustment : -2.5 - +0.5 dpt magnification : Wide - 0.42x / Tele - 1.53x viewfinder information display : picture frame, close-up frame, wide AF frame, green LED light ON : AF in focus Lens Focal Length : 37-155mm, f/4.8-f/11.7 zoom lens 4.2x zoom lens Construction : 11 elements in 10 groups, including aspherical lens element Autofocus : 3-point passive AiAF , Centre 1-point focusing Focusing Range : Wide - 0.6m to infinity / Tele - 0.75m to infinity Focusing Indicator : Yes Too-close Warning : Yes Flash Built-in-Flash : Electronically controlled autoflash based on ISO AF distance data. Automatic flash in low light and backlit conditions Operating Modes : Auto/On/Off, Red-Eye Reduction Auto, Slow Sync Operating Range : Wide - 0.6-7.5m ; Tele - 0.75-4.2m (with ISO 400 colour negative film) Recycling Time : appx 5.5 seconds with new battery  Aperture & Shutter Aperture : f/4.8 ó f/11.7 Shutter : electromagnetically controlled programmed shutter / aperture Shutter Speed : 1/790 - 4 seconds Automatic Exposure Control Autofocus : Passive 7-point AiAF ; 3-point automatic, centre-point AF Manual Exposure Compensation : + 1.5 / -1.5 stops Exposure Control Method : Program AE (Automatic Exposure). AE locks at AF completion ; 16 zones or spot metering Film Type : 35mm film Film Speed Setting : ISO 25-3200 Self-Timer Yes (with 10 seconds delay) Remote Control (Caption model only) RC-5 Optional Accessory Infrared 2-second delay shutter release Custom Functions Best Shot Dial : 7 modes (Auto, action, night scene, portrait, close-up, spot and personal), continuous shooting setting (1 frame per second) Power Source 1 unit of CR123A(3V) lithium battery Physical Specifications Weight : 220g / 225g (Caption model) - (without battery) Dimension : 112 x 59.5 x 48.3mm (W x H x D)