| 1. | Any camera with a " b " shutter may be used
任何有b掣即长时间曝光掣的摄影机均可。 |
| 2. | Time exposure ( bulb ) up to 5 hours ( approx . , with fresh batteries )
长达5小时的长时间曝光( bulb ) (使用新电池的大约时间) |
| 3. | 2 also applies to long exposures in aperture priority mode . macro focusing as close as 5 cm
2同样适用于光圈先决模式的长时间曝光功能。 |
| 4. | You may capture the image of perseids with camera . basic equipment includes camera with long time exposure function bulb shutter and fast film
如要进行天文摄影，需配备具有" b "快门可作长时间曝光的相机和高速菲林。 |
| 5. | You may capture the image of draconids with camera . basic equipment includes camera with long time exposure function bulb shutter and fast film
如要进行天文摄影，需配备具有" b "快门可作长时间曝光的相机和高速菲林。 |
| 6. | You may capture the image of quadrantids with camera . basic equipment includes camera with long time exposure function bulb shutter and fast film
如要进行天文摄影，需配备具有" b "快门可作长时间曝光的相机和高速菲林。 |
| 7. | The camera is mounted onto a telescope equipped with an equatorial guiding device . through the device , the camera can follow the movement of the stars and starlight will accumulate on the film after long exposure
把摄影机固定在一台装有赤道仪的望远镜上，利用赤道仪追踪著星空的转动，经过长时间曝光后，星光便会在底片上累积起来。 |
| 8. | Basic equipment includes camera with long time exposure function , tripod and fast film iso400 or above . camera lens should be set to infinity with maximum aperture . then , you can point the camera to the night sky for a 5 - minute exposure time
将镜头对焦至无限远，对准狮子座及其邻近星座，光圈调至最大，配合高速的底片iso400或以上或将数码相机的感光度调高，作5分钟长时间曝光，或有收获。 |
