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Top 100 least often collected cameras by CollectiBlend members:
| No. | Manufacturer | Model | Number of collectors |
| 1 | Mamiya | Mamiya-6 K | 1 |
| 2 | Thowe KW | Reisekamera (Field Camera) | 1 |
| 3 | Voigtländer | Vitoret Colora F | 1 |
| 4 | Foto-Quelle | Revueflex 1001 | 1 |
| 5 | unknown companies | Lifelong | 1 |
| 6 | New Taiwan | Nippon AR-4392FH (Focus Free Optical Lens) | 1 |
| 7 | Goerz C.P. | Manufoc-Tenax Tropen (Tropical) | 1 |
| 8 | Rollei | Rolleiflex 3.5 E2 | 1 |
| 9 | Taisei Koki | Super Westomat (I) | 1 |
| 10 | Certo | Certo-Matic | 1 |
| 11 | Yamato | Atlas 35 II | 1 |
| 12 | DS-Max | PN338 | 1 |
| 13 | Polaroid | Polaroid 10 (Swinger) | 1 |
| 14 | Rodenstock | Citoklapp | 1 |
| 15 | Zunow-Halma | Halma 44 | 1 |
| 16 | Asahi | Pentax LX 2000 | 1 |
| 17 | Wirgin | Supreme De Luxe | 1 |
| 18 | Bell & Howell | PZ3000 | 1 |
| 19 | AGFA | Karat 12 (3.5) | 1 |
| 20 | Yamato | Atlas 35 | 1 |
| 21 | Sanderson | Field Camera (full plate) | 1 |
| 22 | Vivitar | Vivicam 3315 | 1 |
| 23 | Fex - Indo | Safari | 1 |
| 24 | GOMZ | Lomo 214 | 1 |
| 25 | unknown companies | Crown Camera | 1 |
| 26 | Wirgin | Edixa Prismat | 1 |
| 27 | Technicolor | Techni-Pak 1 | 1 |
| 28 | unknown companies | Coca-Cola (red/white) | 1 |
| 29 | Lee Industries | Leecrest | 1 |
| 30 | Scovill | Scovill Detective | 1 |
| 31 | Agfa Berlin | Moviematic C 100 | 1 |
| 32 | Tougodo | Shinkoh Rabbit I | 1 |
| 33 | Conley | Long Focus Reversible Back (Model XVIa) | 1 |
| 34 | Kodak Eastman | DC4800 | 1 |
| 35 | Nikon | Coolpix P80 | 1 |
| 36 | Detrola Corp. | Detrola E | 1 |
| 37 | Konishiroku (Konica) | Konica C35 Flashmatic | 1 |
| 38 | Baudry | Isographe Stereo | 1 |
| 39 | Chinon | Prinzflex TTL | 1 |
| 40 | unknown companies | Luxon 110 FF | 1 |
| 41 | Goldammer | Goldeck IV | 1 |
| 42 | Olympus | Olympus Flex BI | 1 |
| 43 | Kodak Eastman | Weno Hawk-Eye No.2 | 1 |
| 44 | Nikon | Nikon F (eyelevel, chrome, F-36) | 1 |
| 45 | Polaroid | Polaroid iZone-550 | 1 |
| 46 | Fuji Optical | Fuji DL 1000 Zoom | 1 |
| 47 | Gevaert | Gevaert (movie) | 1 |
| 48 | Burke & James | Rexo 3A | 1 |
| 49 | Krasnogorsk | Tochka S-252 (Spy Camera, outfit) | 1 |
| 50 | Birnbaum Rumburk | Radial | 1 |
| 51 | Panasonic | Lumix DMC-TZ1 | 1 |
| 52 | Resti | Tailboard | 1 |
| 53 | Lipca (Lippische KF) | Optimet | 1 |
| 54 | Boumsel | Photo-Magic | 1 |
| 55 | Eho-Altissa | Altix III (24x36) | 1 |
| 56 | Bentzin | Quer-Primar | 1 |
| 57 | Olympus | Stylus 80 | 1 |
| 58 | Apparat & Kamerabau | Akarelle P | 1 |
| 59 | Asahi | Pentax Z-1 | 1 |
| 60 | Hanna Barbera | Fred Flintstone (126) | 1 |
| 61 | Leitz | Leica MD-2 black | 1 |
| 62 | Riken | Ricohflex B | 1 |
| 63 | Conley | Folding Kewpie (No. 2) | 1 |
| 64 | Seneca Camera | Seneca No.5 | 1 |
| 65 | Konishiroku (Konica) | Konica FP 1 | 1 |
| 66 | Haking | Halina Pocket 2000 | 1 |
| 67 | Kodak Eastman | Pocket Special No.1 | 1 |
| 68 | ICA | Atom (51, vertical) | 1 |
| 69 | Nikon | Coolpix L610 | 1 |
| 70 | Neoca | Neoca SV | 1 |
| 71 | King | Regula 1510 | 1 |
| 72 | Western Camera | Cyclone Junior | 1 |
| 73 | Kodak Eastman | Kodak No.4 Junior | 1 |
| 74 | Komamura | Horseman Press 960 | 1 |
| 75 | Genos | Genos (25x25) | 1 |
| 76 | Certo | Dolly (3x4) A Luxus | 1 |
| 77 | Sony | Cyber-shot DSC-W1 | 1 |
| 78 | Eumig | C16 | 1 |
| 79 | Fuji Optical | Fujica MA-1 | 1 |
| 80 | Mansfield | Holiday Zoom EE | 1 |
| 81 | Mom | Momikon | 1 |
| 82 | Fodor | Fodor Box Syncrona | 1 |
| 83 | Sirchie Fingerprint | Dual Frame | 1 |
| 84 | Samsung | WB150F | 1 |
| 85 | Elmo | Elmo 8E Zoom Auto Eye | 1 |
| 86 | Houghton | Flush Back Ensign | 1 |
| 87 | Mamiya | Mamiya EE Super Merit | 1 |
| 88 | Polaroid | Impulse QPS | 1 |
| 89 | Hachiyo Kogaku | Alpenflex IIS | 1 |
| 90 | Carena SA | Zoomex Variogon II | 1 |
| 91 | Boots | Amica Auto CdS | 1 |
| 92 | AGFA | Optima flash | 1 |
| 93 | Fujita | Fujita 66 SQ | 1 |
| 94 | Vredeborch | Vrede-Box Standard Menis 49 | 1 |
| 95 | GAF | Anscomatic 236 | 1 |
| 96 | Five Star Camera | Five Star Candid Camera | 1 |
| 97 | Panasonic | Panasonic C-2000 ZM | 1 |
| 98 | Minolta | Minolta Autopak 230 | 1 |
| 99 | AGFA | Futura Fixfocus 3 | 1 |
| 100 | Witt Iloca | Iloca Stereo IIa | 1 |