NVS 6
MANUAL
Trouble | Probable |
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and | Remedy | Remarks | ||
cause | ||||
symptoms |
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2 Image of | 1 Dirt on | 1 Wipe clean | Can be | |
viewed objects is | external | external surfaces of | performed in | |
not sufficiently | surfaces of | lens (1) (Ref. Fig. 5.1) | the field | |
sharp | the unit lens, | and eyepiece (2) |
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| eyepiece | with cloth (11) (Ref. |
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| Fig. 3.1) included in |
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| the single set of |
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| spare parts |
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| 2 Unit is out | 1 Adjust properly | Can be | |
| of focus | sharpness of image | performed in | |
| (dioptric | by rotating eyepiece | the field | |
| setting of | (2) (Ref. Fig. 5.1) |
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| eyepieces has | with the aid of |
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| not been | adjustment ring (3). |
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| performed, | 2 Bring the image |
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| lenses have |
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| viewed in lenses (1) |
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| not been |
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| (Ref. Fig. 5.1) into |
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| focused) |
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| sharp focus as |
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| instructed in Step |
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| 7.4 |
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3 Lens or | 1 Forward |
| To be | |
eyepiece is af- | the unit for |
| performed at a | |
fected by phy- | repair |
| repair shop or | |
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