PTWC-01 Underwater Wide Converter
This can be attached to the front of a digital camera underwater case using a step-up ring.
| Water depth/pressure resistance | 40m |
|---|---|
| Supported cases | PT-059 / PT-058 / PT-055 / PT-054 / PT-053 / PT-052 / PT-051 / PT-050 / PT-048 / PT-047 / PT-046 / PT-045 / PT-043 / PT-042 / PT-041 / PT-039 / PT-038 / PT-036 / PT-035 / PT-034 / PT-033 / PT-032 / PT-031 / PT-030 / PT-029 / PT-027 / PT-026 / PT-024 / PT-022 / PT-021 / PT-020 / PT-018/ PT-017 / PT-016 / PT-015 / PT-014 / PT-012 / PT-010 |
| Lens construction diagram | 4 groups, 4 elements |
| Magnification | Approx. 0.6x underwater (approx. 100° angle of view underwater) |
| Coating | Single layer coating on all surfaces |
| Main materials and processing | Aluminium light alloy/corrosion-resistant hard alumite treatment, nitrogen gas-filled to prevent lens fogging |
| Size (excludes accessories) | Max. diameter 131mm x depth 69mm |
| Weight (camera body only) | Approx. 1,000g |
| Box contents | Lens, lens cap |
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