Pentax Optio 50 User Guide - Page 73

„ Possible Number of Recordable Images The frame counter indicates the approximate number of images that can be stored on the internal memory and the SD memory card. The number of recordable images may vary depending on the recorded subject, the capacity of the memory card, if there are files other than images or when the recording is made while switching the picture quality or resolution. Quality 2560 x 1920 5M 2048 x1536 3M 1280 x 960 1.2 M 640 x 480 0.3 M Resolution (Compression Ratio) Best (1/4) Better (1/8) Good (1/16) Best (1/4) Better(1/8) Good (1/16) Best (1/4) Better (1/8) Good (1/16) Best (1/4) Better (1/8) Good (1/16) Internal Memory (12MB) 4 8 17 6 13 27 17 33 64 64 128 257 32MB 11 22 44 17 33 67 42 82 157 157 315 631 SD Memory Card 64MB 128MB 22 45 90 34 69 138 86 168 322 322 645 1291 45 91 182 70 139 279 174 340 652 652 1305 2610 256MB 91 181 362 140 278 557 346 678 1300 1300 2600 5201 512MB 183 365 731 283 561 1122 698 1388 2620 2620 5240 10480 „ The above data shows the standard testing results. The actual capacity varies according to the shooting conditions and settings. EN-73