Flashphoto Group Electronic Flash T18
| Summary | Main Characteristics | Notes - Related Units |
| A very light and compact energy-saving, series-circuit type, system
electronic flash unit. Full OTF auto flash capability on compatible camera bodies. Charge/Auto check lamp is visible in both the viewfinder (not on the OM-1/OM-2) and on the back of the T18. |
Guide number 18m (ASA 100). The coverage angle is equal to the picture angle of a 35mm wide angle lens. TTL Auto: reflected flash light is measured Off The Film. The features of the system are: 1) ASA flm speed and aperture need not be set on the flash. 2) lens aperture is used continuously 3) extensive working range 25cm~15m (F1.2 lens, ASA 100) 4) auto macrophotography and photomicro- flashphotography is possible 5) flash-light acceptance angle coincides with lens picture angle. |
Two 1.5V "AA" batteries (Ni-Cd batteries cannot be used. The T18 cannot be used on a camera having no hot shoe. With the optional TTL Auto Connector T20 and a TTL Auto Cord T, TTL off-camera operation is possible. |
Main specifications
| Type: Energy-saving, series-circuit type Centralized Control (TTL Auto) flash unit. | Color temperature: 5600°K. |
| Guide Number: 18m (ASA 100) | Connection to camera Mechanical: clip-on type (via accessory shoe). Electrical: Direct contact (hot shoe) or via TTL Auto Connector T20. |
| Coverage angle: Ample coverage of picture area of 35mm lens. | TTL AUTO Aperture setting: continuous, accords with aperture ring setting of camera-linked lens. Working range: 25cm-15m (100 ASA, F1.2 lens). Flash confirmation: flash ready and flash OK LED on the flash. Viewfinder indication contact provided. |
| Flash duration: 1/40.000(?)~1/1500 sec. | Manual flash guide number: 18 (ASA 100, m). Quick reference chart on back of flash shows recommended apertures with manual flash operation. |
| Recycling time: 0.2-7 sec. with AA Alkaline batteries on TTL Auto; Manual: 7 sec. | |
| Flashes per set of AA Alkaline batteries: 200 or more on TTL Auto. | Power Source: Two 1.5V AA 'penlight'batteries (Ni-Cd batteries cannot
be used). |
| Dimensions and weight: 52x90x45mm, 105g without batteries. |
