Exploring the Canon Sure Shot Ace

by Andrew Butitta

Canon’s Prima Shot, known in various regions as the Sure Shot Ace or Autoboy Prisma, is a testament to 1988’s camera ingenuity. With unique features set in a compact design, this 35mm film camera beckons to both beginners and seasoned photographers alike.

Design and Features

The Canon Prima Shot, known as the Sure Shot Ace in the Americas and Autoboy Prisma in Japan, is a 1988 autofocus camera designed for 35mm film. It features a top panel finder which allows for the composition of low-angle shots. Additionally, the camera has an infrared remote shutter release which can be detached and used separately. The Camera is part of Canons successful Sure Shot Series.

Film and Film Format

The Canon Prima Shot uses 35mm film. If you’re considering films for this camera, consider these options:

The camera’s film transport is motorized, with a frame counter that displays the number of shots taken.

Power Source and Battery Life

The camera operates on a 6-volt 2CR5 lithium battery. For replacements, the battery can be found on Amazon.

Exposure Control and Light Metering

Exposure control in the Canon Prima Shot is electronically managed. It has a built-in electronic self-timer. The camera offers a metering range from EV 9 – 17 (at ISO 100) and supports a film speed range of ISO 50 – 1600 (with DX code).

Size, Weight, and Ergonomics

The camera’s dimensions are 139 x 76 x 50 mm and it weighs 335g when the battery is included.

Technical Specifications

TypeFully automatic 35mm Lens-Shutter autofocus camera
Picture Size24 x 36 mm
AF SystemTriangulation system with near-infrared beam. Prefocus enabled.
Lens35mm f/3.5 (3 elements in 3 groups)
ShutterElectromagnetic programmed shutter and aperture
ViewfinderEye-level & waist lever finder
EESPC for full-auto program EE. Metering range of EV 9 – 17 (at ISO 100)
Built-in FlashFixed, built-in flash
Power SourceOne 6 V 2CR5 lithium battery
Film Loading & AdvanceMotorized with a speed of 0.6 sec. per frame
Film RewindMotorized rewind


The Canon Prima Shot, released in 1988, offers specific features like the low-angle finder and the detachable infrared remote shutter. For those interested in a 35mm camera from that era, it’s a practical option.