Cactus AF45 Instruction Manual

Auto electronic flash

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AF45 Auto Electronic Flash
Harvest One Limited
Instruction Manual
9D On Shing Ind. Bldg.,
2-16 Wo Liu Hang Road,
Fotan, Hong Kong
www.cactus-image.com
Printed in Hong Kong © Harvest One Limited

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Summary of Contents for Cactus AF45

  • Page 1 AF45 Auto Electronic Flash Harvest One Limited Instruction Manual 9D On Shing Ind. Bldg., 2-16 Wo Liu Hang Road, Fotan, Hong Kong www.cactus-image.com Printed in Hong Kong © Harvest One Limited...
  • Page 2 12 13 Type N, O, S Type P Type C Type S Type O Mounting Mounting foot foot...
  • Page 3 NOMENCLATURE Reflecting Plate Diffuser Flash Head Battery Compartment Cover Slave Sensor AF Red Light Lock Ring Mounting Foot LC Display Auto Check Indicator Mode Indicator Beeper Indicator Power Level Setting Flash Range Distance Bar Power Off Indicator Zoom Position Film Speed Indicator F-Stop Indicator Mode Selector Film Speed Selector...
  • Page 4 IMPORTANT SAFEGUARDS When using your photographic equipment, follow the following basic safety precautions: Do not fire flashes from a short distance directly into the eyes of a person or animal. This can cause damage to the retina and may even lead to blindness. Use only the power sources specified in the operation instructions.
  • Page 5: Table Of Contents

    TABLE OF CONTENTS Introduction Inserting Batteries Attaching the Flash to the Camera Removing the Flashgun from the Camera On/Off Switch and Flash Test Operation Illumination of LC Display Shooting Automatic Flash Sync Speed Control Auto-focus "AF" Measuring Flash TTL Flash Control Manual Flash Mode at Full Light Output Front and Rear-curtain Synchronization Bounce and Swivel Flash...
  • Page 6: Introduction

    Please take few minutes to read the instruction manual before using. The Cactus AF45 flash comes in 5 versions for different camera brands: Canon Digital E-TTL, E-TTL II cameras & E-TTL film cameras Nikon Digital TTL, i-TTL cameras &...
  • Page 7: Attaching The Flash To The Camera

    Attaching the Flash to the Camera (for - S) For Type C, N & P: Loosen the lock ring. Slide the flash into camera accessory shoe. Tighten the flash with the lock ring. For Type O: Insert the mounting foot of the flash to the camera accessory shoe.
  • Page 8: On/Off Switch And Flash Test Operation

    On/Off Switch and Flash Test Operation To switch on the flashgun, slide the power switch to "ON" position. The "READY" indicator will light up as soon as the flash is ready for shooting. Press the Test button to ensure the flashgun works properly. If the flashgun discharges completely, wait until the "READY"...
  • Page 9: Auto-Focus "Af" Measuring Flash

    Auto-focus "AF" Measuring Flash The integrated "AF" red light beam of the flashgun supports automatic focusing of auto-focus TTL cameras. When prevailing light is insufficient for automatic focusing, the flashgun will project a red light beam onto the object as soon as the camera’s shutter is lightly touched.
  • Page 10: Front And Rear-Curtain Synchronization

    Front and Rear-curtain Synchronization Some cameras offer the option of rear curtain synchronization (Rear mode) that triggers the flash unit at the end of the exposure time. Rear curtain synchronization is particularly advantageous when using slow shutter speed (slower than 1/30 sec.) or when shooting moving objects that has their own source of light.
  • Page 11: Bounce And Swivel Flash

    This can be avoided by bounce and/or swivel flash. The flash head of Cactus AF45 can be tilted to an angle of 45°, 60°, 75°, or 90° and rotated horizontally 180° to the left and 90° to the right.
  • Page 12: Off Camera Direct And Bounce Flash

    Cactus AF45 can be operated wirelessly with Cactus Wireless Flash Trigger. Off camera flash provides better lighting control of your subject by placing AF45 at various angles and distances without being hindered by wire. The flash can be aimed either directly at the subject or at many...
  • Page 13: Manual Motor-Zoom Control

    Manual Motor-zoom Control: The "Zoom" key permits you to change the zoom reflector’s position that is independent of the focal length of the lens. By slightly tapping the "Zoom" key you can select the zoom position in the following sequence: Auto Zoom position →...
  • Page 14: Power Saving Function

    Power Saving Function If there is no communication between the flash and the camera for around 3 minutes, the flash will automatically switch to power saving mode in order to save battery power. "OFF" sign will appear in the LCD. The Ready light will be off while in power saving mode.
  • Page 15: Specifications

    Specifications Guide Number (ISO 100): 45(m)/148(ft) at 85mm position Motor Zooming Reflector: 24 - 28 - 35 - 50 - 70 - 85mm 5 Level of Power Ratio: 1/1, 1/2, 1/4, 1/8 and 1/16 Power Source: 4 x 1.5V AA size alkaline batteries Flash Duration: 1/1,000 - 1/20,000 second Recycling Time: 0.5 - 9 seconds Number of Flashes: 80 times with fresh alkaline...
  • Page 16: Warranty

    Harvest One Limited, shall have no responsibility. This limited warranty covers all defects encountered in normal use of Cactus Flash AF45 and does not apply in any of the following cases: Loss of or damage to the Flash due to abuse, mishandling, improper packaging by you, alteration, accident, electrical current fluctuations.
  • Page 17 POSSIBILITY OF SUCH DAMAGES. IN NO EVENT SHALL RECOVERY OF ANY KIND AGAINST HARVEST ONE LIMITED GREATER IN AMOUNT THAN THE PURCHASE PRICE OF THE CACTUS FLASH AF45 SOLD BY HARVEST ONE LIMITED OR ITS AUTHORIZED DEALERS AND CAUSING THE ALLEGED DAMAGE.
  • Page 18: Optional Accessories

    Optional Accessories Cactus Wireless Flash Trigger Set V4 Compatible to Cactus AF45 Working radio frequency: 433Mz 16 channels selectable Responding time: 1/500 - 1/1000 second Support sync speed: up to 1/500 second (depending on sync speed limitation of the flash unit)

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