| 摘要 |
A spotlight with adjustable focusing that can be held in a fixed position. The reflector has a hub which screws on over the bulb holder which is supported by the light handle. The outer side of the hub has alternating ridges and valleys. A detent is attached to the handle and fits into any valley which might be selected to hold the light in a fixed focusing position. The light can be secured to adjustable rifle telescope studs.
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