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Top 100 least often collected cameras by CollectiBlend members:
| No. | Manufacturer | Model | Number of collectors |
| 1 | ICA | Stereolette (610) | 1 |
| 2 | unknown companies | Aiglon | 1 |
| 3 | Alsaphot | Bioflex II | 1 |
| 4 | Kodak Eastman | Vest Pocket Rainbow Hawk-Eye | 1 |
| 5 | Polaroid | Clincher II | 1 |
| 6 | Middlemiss | Marguerite | 1 |
| 7 | Kodak Eastman | DX3500 | 1 |
| 8 | Vinten London | Scientific Camera (MK 3) | 1 |
| 9 | Nicca Co | Nicca III (Type-3) | 1 |
| 10 | OPL (Foca) | Foca Marly | 1 |
| 11 | Goldammer | Perle | 1 |
| 12 | Rheinmetall VEB | P66 | 1 |
| 13 | AGFA ANSCO | Speedex 0 | 1 |
| 14 | unknown companies | Elflex | 1 |
| 15 | Nikon | Nikon F2 (MD-2 and MB-1, black) | 1 |
| 16 | Atoms | Atoflex I | 1 |
| 17 | Olympus | Olympus iS-5000 (iS-5 Deluxe) | 1 |
| 18 | Eho-Altissa | Altuca | 1 |
| 19 | Butcher & Son | Popular Carbine No.1 | 1 |
| 20 | Fodor | Fodor Box Syncrona | 1 |
| 21 | Ulca Camera | Ulca STM | 1 |
| 22 | Asahi | Pentax PC 700 | 1 |
| 23 | Kodak Eastman | Folding Pocket No.3 Mod C4 | 1 |
| 24 | Panasonic | Lumix DMC-LX100 | 1 |
| 25 | Hasselblad | 2000 FC/M | 1 |
| 26 | Kalimar | Kalimar AM | 1 |
| 27 | Steinheil | Klappkamera Stereo (Folding Camera) | 1 |
| 28 | Hachiyo Kogaku | Alpenflex IS | 1 |
| 29 | Showa Kogaku | Leotax Special D III | 1 |
| 30 | Chinon | Chinon 35 FX-TM | 1 |
| 31 | Capta (J.M.V.) | Capta | 1 |
| 32 | Polaroid | Image Elite | 1 |
| 33 | Riley Research | Riley Press (Rilex Press) | 1 |
| 34 | Zeiss Ikon VEB | Pentacon Super | 1 |
| 35 | Shinano | Pigeon | 1 |
| 36 | Bell & Howell | 240A | 1 |
| 37 | GOMZ | Lomo 214 | 1 |
| 38 | Photo Porst | Porst Happy | 1 |
| 39 | New Taiwan | Lynx PPL 500XL (Color Optical Glass Lens) | 1 |
| 40 | Balda | Supermatic | 1 |
| 41 | Kodak Eastman | Kodak KB 20 | 1 |
| 42 | Minolta | Memory Maker | 1 |
| 43 | Universal Camera | Duovex | 1 |
| 44 | Linhof | Technorama (6x17) | 1 |
| 45 | Linden Friedr | Lindar | 1 |
| 46 | Butcher & Son | Midg No.3 | 1 |
| 47 | Nikon | Coolpix S700 | 1 |
| 48 | Sony | Cyber-shot DSC-S650 | 1 |
| 49 | Meopta | Stereo 35 | 1 |
| 50 | Sanei | Samoca 35 L | 1 |
| 51 | Miranda | Miranda Automex III | 1 |
| 52 | Leitz | Leica Leicina Super | 1 |
| 53 | Kodak Eastman | EK300 | 1 |
| 54 | Canon | PowerShot G9 | 1 |
| 55 | Minolta | Maxxum HTsi | 1 |
| 56 | Foto-Quelle | Revue 400 EF | 1 |
| 57 | Kodak Eastman | Kodak Master 4x5 | 1 |
| 58 | Kodak Eastman | EasyShare Z700 | 1 |
| 59 | AGFA | Super Solina | 1 |
| 60 | Gevaert | Gevaert (movie) | 1 |
| 61 | DIANA | Debonnair | 1 |
| 62 | Fuji Kogaku Seiki | Lyraflex F | 1 |
| 63 | Braun Carl | Paxina IIc | 1 |
| 64 | Houghton | Victo Stereo (Triple Victo Stereo) | 1 |
| 65 | Kodak Eastman | Advantix C750 | 1 |
| 66 | Houghton | Ensign Reflex | 1 |
| 67 | Asahi | Pentax K (black) | 1 |
| 68 | New Taiwan | Ultronic (Aspherical Lens) | 1 |
| 69 | Dacora Dangelmaier | Dignette EM | 1 |
| 70 | Bencini | Comet 126 X | 1 |
| 71 | Sirio | Elettra I | 1 |
| 72 | Leitz | Leica V-Lux 1 | 1 |
| 73 | Olympus | E-410 (EVOLT E-410) | 1 |
| 74 | GOMZ | Zenit 35 F | 1 |
| 75 | Franka Werke | Super Frankarette (LR II) | 1 |
| 76 | Photo Porst | Carena 126 Sport | 1 |
| 77 | Kodak Eastman | LS743 | 1 |
| 78 | Panasonic | Panasonic C-425 AF | 1 |
| 79 | Berning Robot | Robot Vollautomat Star II "STASI" | 1 |
| 80 | Elmo | C 300 | 1 |
| 81 | KW (KameraWerkstatten) | Praktica Sport SP-301 | 1 |
| 82 | Fuji Optical | Fuji Work Record OP | 1 |
| 83 | unknown companies | Olympia Pocketpak 330 | 1 |
| 84 | Elmo | Elmoflex IV | 1 |
| 85 | City Sale & Exchange | Salex Folding | 1 |
| 86 | Canon | EOS 33V (EOS ELAN 7N) | 1 |
| 87 | Concord Cameras | Concord EyeQ Ir | 1 |
| 88 | Miranda | Miranda Sensomat RS | 1 |
| 89 | New Taiwan | Licom MXF-700 (pseudo-SLR) (Optical Color Lens) | 1 |
| 90 | Adox | Polomat 1 S | 1 |
| 91 | Rollei | Rolleiflex 6001 Professional | 1 |
| 92 | Taisei Koki | Welmyflex | 1 |
| 93 | Western Camera | Magazin Cyclone No.5 | 1 |
| 94 | KW (KameraWerkstatten) | Praktica mat | 1 |
| 95 | Foka | Foka Box | 1 |
| 96 | Certo | Certo Box B | 1 |
| 97 | Hanimex | 35 KAF | 1 |
| 98 | Irwin | Kandor | 1 |
| 99 | Anthony | Satchel Detective Camera | 1 |
| 100 | Cosina Co | Cosina CX-5F | 1 |