Pentax 280T - AF - Hot-shoe clip-on Flash Support and Manuals
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Pentax AF-280T flash unit overview.
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Popular Pentax 280T Manual Pages
Operation Manual - Page 2
CONTENTS
FEATURES OF THE AF 280T
1
PRECAUTIONS
3
DESCRIPTION OF PARTS
4
FLASH PREPARATION
6
• Inserting the Batteries
6
• Test Flash
6
• Mounting
7
• Indexing the ASA/ISO Film Speed
7
THE MODE SELECTOR
8
FLASH SYNCHRONIZATION/OPERATIONAL FEATURES
10
• Method of Synchronization
10
• Synchronization/Operational Features Chart
10
TWO-LEVEL,...
Operation Manual - Page 3
...'s also a click-stop setting at the MS (manual w/auto How to use this manual Regardless of the type of camera you two-level automatic flash control through the built-in addition to the above benefits, the AF 280T also features the special benefits of a "dedicated" and TTL flash with many of the latest Pentax cameras. And for close...
Operation Manual - Page 4
... mode, so after examining the chart on to read the other sections. sync) settings, your camera instruction booklet. With such cameras, the "TTL Auto" is possible.
2
NOTE: For operation of the AF 280T with late model Pentax cameras not specifically mentioned in this manual, refer to gain an understanding of automatic flash synchronization and viewfinder flash data indication with the...
Operation Manual - Page 11
... AUTO-,
r -t
l oc3 HMSL M
II
TTL AUTO This setting is used for the ThroughThe-Lens flash control with Pentax cameras featuring TTL flash metering systems (see page 16).
111AUTO-1 AUTO rMnS IDOHL
r II
MS (H, L) At these settings offer normal high/low manual flash (see page 19). With other cameras, these settings, manual flash with all cameras; m ni-AU1131 -0 ETO3
TWO-LEVEL...
Operation Manual - Page 12
... the AF 280T vary depending upon the camera you can use the AF 280T as indicated in viewfinder
00 . In addition, with certain other dedicated flash features (as a grip type flash, away from the camera. F.4.**4"0:001. For further information about features, be sure to refer to your camera instruction manual. 10
Flash Mode
Automatic Sync-speed setting
Automatic Aperture setting
Flash ready...
Operation Manual - Page 14
...LEVEIZAUTC*FLAW OPERATION
The AF 280T offers Two-Level (high/low) auto flash operation via the flash unit's built-in sensor with ail cameras featuring hotshoe synchronization.
1) Set the ASA/ISO ...11). 3) Set the mode selector lever on the flash control panel to obtain the proper exposure. TTL
AUTO iMr-St
(
H L M
I
A.CHECK
12 TTLAImi Lur'Eml s
0
•When used with Pentax cameras having ...
Operation Manual - Page 16
... from camera to the camera instruction manual fo operating details.)
READY
SOO
250
t25x
OFF ON
60 30
15
14
Automatic Exposure Check:
Another advantage of flash ready indication inside the viewfinder will light after the flash ready lamp lights. If the lamp does not light, use a more powerful flash setting or move closer to the...
Operation Manual - Page 17
... viewfinder, following your flash exposures. Flash Override
With the Pentax LX featuring IDM system, when the flash is set in TTL Auto or Two-level Auto flash mode, the camera's auto exposure system will flicker. Viewfinder Exposure Confirmation
In addition to the auto check lamp on the flash unit, the LX, 645, and other "programmed" Pentax models (refer to...
Operation Manual - Page 18
... from the film plane. This automatic flash mode permits you to use will offer adequate exposure. At small apertures, distance is directly controlled by the amount of 6 - 800, while other models featuring TTL flash metering system, 25 800. FLASH OPERATION
Using the AF 280T on the Pentax cameras featuring TTL flash metering system enables you to take the...
Operation Manual - Page 20
... TTL Auto mode setting
before making the actual exposure.
• When the subject is fully charged.
18 finder flash ready indicator flickers.
In such
a case,' use the M or MS mode by the red or green
marks, you select is properly exposed, the A.
Viewfinder Auto Exposure Confirmation
On TTL Auto, the AF-280T
250
signals...
Operation Manual - Page 22
... A -series, F-series or FA-series lens set the shutter speed at the MS settings with cameras not having dedicated flash provision, the standard two-level manual flash operation is offered.
•When this flash unit is still offered, even when synchronized at any 'programmed' Pentax camera in your camera on a Pentax cameras featuring a Programmed AE with cameras offering...
Operation Manual - Page 24
... below the aperture scale.
trirrikki4:4]f.A0-rA OA
When the flash mode lever of the AF 280T is obtained as indicated in the ASA/ISO window on the back of the flash (see page 7). 2) Set the flash mode selector to "M." 3) Set the shutter dial to "M," full output manual flash is set to "X" (sync speed) or below. 4) Calculate the exposure as...
Operation Manual - Page 25
... light in either two-level Auto modes; 15
E N -r.ax 0
The flash head of the AF 280T features full 105° vertical and 180° horizontal rotation which often accompany direct flash lighting. Bounce Flash on Auto: When bounce flash is highly convenient for bounce flash and other special flash techniques. if it doesn't, exposure adjustments are required.
23
Operation Manual - Page 28
... improves results with the AF 280T Y. Automatic Flash Exposure with the Adaptors
When either adaptor into the slots at the top and bottom of the flash head, and slide it is set for maximum distance selection. The Telephoto Adaptor offers greater concentration of the flash unit are used as a guide for Two-Level Auto Flash operation, the W and...
Operation Manual - Page 31
.../ Dedicated Flash
Automatic synchronization with Pentax cameras having TTL/dedicated flash provision; ...instruction manual; condition of flashes depend on power source used with the shutter dial set to the left with viewfinder shutter speed Indication may use indicated auto speeds for cameras without batteries.
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT ANY OBLIGATION ON THE PART...
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