Nikonos III - Uncategorized NIKON - Free user manual and instructions
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| Product Type | Underwater 35mm film camera |
| Brand | Nikon |
| Model | Nikonos III |
| Water Resistance | Waterproof to 50 meters (165 feet) without additional housing |
| Lens Mount | Nikonos bayonet mount, compatible with Nikkor underwater lenses |
| Standard Lens | 35mm f/2.5 UW Nikkor (built-in or supplied) |
| Viewfinder | Bright frame viewfinder with parallax marks |
| Exposure Control | Manual, match-needle metering with built-in CdS meter |
| Shutter Speed Range | 1/30 sec to 1/1000 sec plus B (bulb) |
| Aperture Range | f/2.5 to f/22 |
| Focusing | Manual, zone focusing with distance scale |
| Film Format | 35mm standard, 135 film cassette |
| Dimensions (approx.) | 150 x 100 x 70 mm (5.9 x 3.9 x 2.8 inches) |
| Weight (approx.) | 710 g (25 oz) with lens |
| Power Source | None (all-mechanical, no batteries required) |
| O-Ring Seals | Interchangeable, require regular lubrication and replacement |
| Maintenance | Rinse with fresh water after saltwater use; dry before storage |
| Safety Precautions | Ensure o-rings are clean and lubricated before submersion |
| Spare Parts & Repairability | O-rings, lens parts, and seals available; service by authorized centers |
| General Information | Classic underwater camera; used for diving and marine photography |
Frequently Asked Questions - Nikonos III NIKON
How deep can the Nikon Nikonos III go without a housing?
The Nikon Nikonos III is waterproof to 50 meters (165 feet) without any additional housing. Deeper dives require a special underwater housing.
What type of film does the Nikonos III use?
It uses standard 35mm film in 135 cassettes. Both color and black-and-white films are compatible.
How do I load film into the Nikonos III?
Open the back cover, insert the film cassette on the left, pull the leader across to the take-up spool, ensure the sprockets align, close the back, and advance until the counter shows frame 1.
What lenses are compatible with the Nikonos III?
It uses the Nikonos bayonet mount with dedicated Nikkor underwater lenses, such as the 35mm f/2.5, 28mm f/3.5, and 80mm f/4.
Does the Nikonos III need batteries?
No. The camera is fully mechanical, including the built-in light meter which is powered by ambient light. No batteries are required.
How do I maintain the o-rings on the Nikonos III?
After each dive, rinse the camera with fresh water and dry it. Remove the o-rings, clean them, apply a thin layer of silicone grease, and reinstall before the next use.
Can I use standard Nikor lenses with an adapter?
No, standard Nikon F-mount lenses cannot be used directly. Only Nikonos bayonet lenses are designed for this camera and its underwater sealing.
How do I set the exposure manually?
Turn the shutter speed dial and aperture ring until the match-needle in the viewfinder indicates correct exposure. Adjust for the desired depth of field or motion blur.
What is the shutter speed range of the Nikonos III?
The shutter speeds are 1/30, 1/60, 1/125, 1/250, 1/500, 1/1000 second, plus B (bulb) for long exposures.
How do I clean the camera after saltwater use?
Immediately after diving, soak the camera in fresh water for at least 15 minutes, then rinse under running water. Dry with a soft cloth and allow to air dry before storing.
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Product information
Brand : NIKON
Model : Nikonos III
Category : Uncategorized