Bayonet Mount Type Flange Distance
Micro Four Thirds System   19.25
Aaton bayonet(?) 40.00
Alpa bayonet 37.80
Argus bayonet 44.45
Arri PL bayonet 52.00
Balda Baldamatic lll   44.70
Bolex H8RX 1" x 32tpi thread 15.31
Bolex breech lock 23.22
Braun Colorette   44.70
Braun Reflex Automatic   44.70
Bronica bayonet and 57x1 thread 101.70
C-mount (Bolex, Eclair and Bell & Howell) 1" x 32tpi thread 17.53
C-S mount 1" x 32tpi thread 12.50
Canon EF mount bayonet 44.00
Canon EF-M mount   18.00
Canon EF-S mount   44.00
Canon EOS R (RF mount) bayonet 20.00
Canon EX1/2 VL bayonet 20.00
Canon FD mount   42.00
Canon FL bayonet 42.00
Canon R bayonet 42.00
Canon screw (RF) M39x1 28.80
Contarex   46.00
Contax 645 bayonet 64.00
Contax C/Y Mount bayonet 45.50
Contax G bayonet 29.00
Contax N   48.00
Contax RF bayonet 34.85
Contax S M42x1 thread 45.50
D mount (8mm movie cameras) 0.625" x 32tpi 12.29
Eclair bayonet 48.00
Edixa Electronica   44.70
Edixa-Rex bayonet 53.00
Exacta 66 bayonet breech lock 74.10
Exakta/Topcon bayonet 44.70
Fujica X bayonet   43.50
Fujifilm X-mount   17.70
Hasselblad 500/2000 bayonet 74.90
Hasselblad H System bayonet 61.63
Hasselblad XCD bayonet 18.30
Hasselblad Xpan bayonet 34.27
Hasselblad/Kiev(Київ) 88 multi start thread 82.10
Icarex breech lock 48.00
Iloca Electric   44.70
K-mount bayonet 45.46
Kiev(Київ) 60/6/6c bayonet breech lock 74.10
Kilariflex   92.30
Kilariscope   92.30
Kodak Reflex Instamatic Reflex   78.80
Kodak Reflex IV   44.70
Kodak Reflex III   44.70
Kodak Reflex S   44.70
Kodak Retina Reflex/IIIS bayonet Deckel 44.70
Konica AR bayonet 44.70
Konica F bayonet 40.70
Konica RF Hexar bayonet Leica M 27.95
Kowa Six/Super 66 bayonet breech lock 79.00
Leica M mount bayonet 27.80
Leica R mount bayonet 47.00
Leica S bayonet 53.00
Leitz Visoflex I M39x26 tpi thread 62.50
Leitz Visoflex II, III bayonet Leica M 40.00
M39 (Leica) Screwmount M39x26 tpi thread 28.80
M39 (Zenit) screw M39x1 thread 45.20
M42 M42x1 thread 45.46
Mamiya 645 bayonet 63.30
Mamiya 7/7II bayonet 60.00
Mamiya Press 23 bayonet 53.00
Mamiya RB bayonet 112.00
Mamiya RZ bayonet 105.00
Mamiya ZE, Mamiya CS bayonet 45.50
Minolta MD bayonet 43.50
Minolta SR mount bayonet 43.50
Minolta/Konica Minolta/Sony A-mount bayonet 44.50
Miranda dual BM/SM bayonet/M42x1 thread 41.50
Miranda Laborec dual BM/SM M46x1 thread (or bayonet/M44x1 thread) 41.50
Miranda Laborec bayonet/M42x1 thread 41.50
Miranda TM only SM M42x1 thread 41.50
Narcissus(Narcissus) M24x1 thread 28.80
Nikon 1 (CX) mount   17.00
Nikon F(Kiev(Kyiv)H bayonet 46.50
Nikon rangefinder bayonet 34.85
Nikon Z bayonet 16.00
Novoflex thread 100.00
OCT-19 bayonet 61.00
Olympus E1 (aka 4/3 or four/thirds) bayonet 38.67
Olympus Four Thirds System bayonet 38.67
Olympus OM mount bayonet 46.67
Olympus PEN F bayonet 28.95
Pallas TM only SM M42x1 thread 41.50
Panasonic G1 Micro Four Thirds 19.20
Paxette M39x1 thread 44.00
Pentacon 6 bayonet breech lock 74.10
Pentax 645 bayonet 70.87
Pentax 6x7 bayonet 84.95
Pentax Auto 110 bayonet 27.00
Pentax K mount bayonet 45.5
Pentax Q mount   9.20
Pentax/Practica M42x1 thread 45.46
Petriflex bayonet breech lock 43.50
Practica screw M42x1 thread 45.50
Practiflex M40x1 thread 44.00
Praktica B mount   44.00
Praktina bayonet breech lock 50.00
Rectaflex   43.40
RED ONE interchangeable mount   27.30
Retina IIIS bayonet 44.70
Ricoh KR-mount bayonet 45.50
Ricoh breech mount 45.50
Rollei 6008 M39x0.75 thread 31.68
Rollei 6008   75.32
Rolleiflex SL35 bayonet 44.60
Rolleiflex SL66 bayonet 102.80
Rolleiflex SLX bayonet 74.00
S-mount Screw M12x0.5mm 0.00
Samsung NX mount bayonet 25.50
Schneider M26x0.5 thread 0.00
Sigma's SA mount   44.00
Soligor TM only SM M42x1 thread 41.50
Sony B4 mount   48.00
Sony E-mount bayonet 18.00
Start (Soviet SLR)   42.00
T mount   55.00
T2-mount M42x0.75 thread 55.00
Topcon IC1 bayonet 55.00
Voigtlander Bessamatic/Ultramatic/Vitessa-T bayonet Deckel 44.70
Wrayflex M41.2 x 26tpi thread 42.05
Yashica Pentamatic, Pentamatic II bayonet 43.00
Zeiss Ikon Flektoskop/F1meter   84.50
Zeiss Ikon Panflex   64.50
Zenit 80 multi start thread 74.10
Zenith 3M (Zenit-3M and earlier) M39x1 thread 45.20
B (Kiev 6)   74.00
V (Salyut)   82.00
START, Zenit7   42.00
C (Zenit-4)   47.00