This is a list of serial numbers, observed in collections and recorded from sources online, of German 10×80 flak binoculars manufactured from 1933 to 1945, marked as equipment of the German Armed Forces during World War II.

beh — Ernst Leitz, Wetzlar, Hesse, Deutschland
S/N	C/R Mark	Identifying Features	Mfg / Maintenance





48128	O Δ X	Black painted prism area, Sandgelb yellow painted lens area, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “Δ” (blue) and “beh” (white) and “O” (struck) and “X” (red) over “48128”, Flak Doppelfernrohr	beh — 48128 mfg. about 19xx “O” : 1942 “Δ” : 1943 -1945 “X” : not known

bmj

bmk

cxn

dkl

eug

rln

blc — Carl Zeiss, Militarabtailung, Jena, Thuringia, Deutschland
		Zeiss Dienstglas Production Numbers, Military and Civilian Source : Produktions und Vertriebsstatistiken (Production and sales statistics) aus (from) BACZ 8401, 11809, 17119, 19607, 23209-23270. Recorded : “jeweils bis Sept. 30” Presumably : “each year until Sept. 30” Serial Numbers 1933 : 1607008 – 1628868 1934 : 1628869 – 1660396 1935 : 1660397 – 1705441 1936 : 1705442 – 1751204 1937 : 1751205 – 1801967 1938 : 1801968 – 1865276 1939 : 1865277 – 1935538 1940 : 1935539 – 2017171 1941 : 2017172 – 2105419 1942 : 2105420 – 2167993 1943 : 2167994 – 2228256 1944 : 2228257 – 2293770 1945 : 2293771 – 2348412

S/N	C/R Mark	Identifying Features	Mfg / Maintenance

bmj — Hensoldt u. Söhne, Mechanisch-Optische Werke AG, Wetzlar, Hesse, Deutschland
S/N	C/R Mark	Identifying Features	Mfg / Maintenance

bmk — Srb u. Stys, Fabrik praeziser Messinstrumente, Prag (Praha, Prague), Czechoslovakia
S/N	C/R Mark	Identifying Features	Mfg / Maintenance

Busch-10×80-4869

cxn — Emil Busch AG, Optische Industrie, Rathenow, Brandenburg, Deutschland

S/N

C/R Mark

Identifying Features

Mfg / Maintenance

4869

+ X

Sandgelb (sand yellow) painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Busch / Rathenow” logo and “X” (red), over “4869.” over “F.” over “+.” (blue), Flak Doppelfernrohr

cxn — 4869
mfg. about 19xx

“+” : 1942 – 1944
“X” : not known

22129

7100

+ X

Sandgelb (sand yellow) painted body and lens shields (Sandgelb is painted over dark gray paint), left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Busch / Rathenow” logo and “X” (red), over “22129.” over “F.” over “7100” over “O” (blue), Flak Doppelfernrohr

B — 22129
mfg. about 19xx

“+” : 1942 – 1944
“X” : not known

22234

7453

+ X

Sandgelb (sand yellow) painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Busch / Rathenow” logo and “X” (red), over “22234.” over “7453” over “F.” over “+.” (blue), Flak Doppelfernrohr

B — 22234
mfg. about 19xx

“+” : 1942 – 1944
“X” : not known

22467

7579

+ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “cxn” over “KF” over “22467” and “X” (red), over “7579” over “F.” over “+” (blue) lower right, Flak Doppelfernrohr

cxn — 22467
mfg. about 19xx

“+” : 1942 – 1944
“X” : not known

23095

8653

Sandgelb (sand yellow) painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “cxn” and “KF”, over “23095” over “8653” over “F.”, Flak Doppelfernrohr

cxn — 23095
mfg. about 19xx

“KF” : 1940 – 1941

25793

19714

Dark green painted body, black painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” over “K.F.”, over “25793” over “19714”, Flak Doppelfernrohr

cxn — 25793
mfg. about 19xx

“KF” : 1940 – 1941

49419

20543

O X

Dark gray painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “O” (blue, filled in), over “49419” over “20543”, Flak Doppelfernrohr

cxn — 49419
mfg. about 19xx

“O” : 1942
“X” : not known

66079

50331

O X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “O” (blue), over “66079” over “50331” over “F.”, Flak Doppelfernrohr

cxn — 66079
mfg. about 19xx

“O” : 1942
“X” : not known

74563

51955

O X

Dark olive green painted body, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” and “cxn” and “O” (blue), over “74563” over “51955”, Flak Doppelfernrohr

cxn — 74563
mfg. about 19xx

“O” : 1942
“X” : not known

75425

52113

O X

Dark green painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “O” (blue), over “75425” over “52113”, Flak Doppelfernrohr

cxn — 75425
mfg. about 19xx

“O” : 1942
“X” : not known

77178

36135

O X

Dark gray painted body, grass green painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” and “cxn” and “O” (blue, filled in), over “77178” over “36135”, Flak Doppelfernrohr

cxn — 77178
mfg. about 19xx

“O” : 1942
“X” : not known

77190

36143

O X

Dark gray painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “O” (blue), over “77190” over “36143”, Flak Doppelfernrohr

cxn — 77190
mfg. about 19xx

“O” : 1942
“X” : not known

89738

27477

Δ X

Sandgelb (sand yellow) painted body, black lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “Δ” (blue), over “89738” over “27477”, Flak Doppelfernrohr

cxn — 89738
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

95755

37067

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “Δ” (blue), over “95755” over “37067”, Flak Doppelfernrohr

cxn — 95755
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

98578

58293

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “Δ” (blue), over “98578” over “58293”, Flak Doppelfernrohr

cxn — 98578
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

112499

78398

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (red) and “cxn” and “Δ” (blue), over “112499” over “78398”, Flak Doppelfernrohr

cxn — 112499
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

dkl — Josef Schneider, Kreuznach, Rhineland-Palatinate, Deutschland

S/N

C/R Mark

Identifying Features

Mfg / Maintenance

18931

O X

Dark gray painted body, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “O” (blue) and “dkl” and “X” (red) over “18931”, Flak Doppelfernrohr

dkl — 18931
mfg. about 19xx

“O” : 1942
“X” : not known

30345

O X

Olive green painted body, olive green lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “O” and “dkl” and “X” over “30345”, Flak Doppelfernrohr

dkl — 30345
mfg. about 19xx

“O” : 1942
“X” : not known

32822

O X

Black painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “O” and “dkl” and “X” over “32822”, Flak Doppelfernrohr

dkl — 32822
mfg. about 19xx

“O” : 1942
“X” : not known

35030

O X

Dark gray painted body, dark gray lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “O” and “dkl” and “X” over “35030”, Flak Doppelfernrohr

dkl — 35030
mfg. about 19xx

“O” : 1942
“X” : not known

35335

O + X

Sandgelb (sand yellow) painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “O” and “dkl” and “X” (red)” over “35335” over “F.” over “+”, Flak Doppelfernrohr

dkl — 35335
mfg. about 19xx

“O” : 1942
“+” : 1942 – 1944
“X” : not known

37686

Δ X

Sandgelb (sand yellow) painted body, slightly rusty dark gray lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “Δ” (blue) and “dkl” and “X” (red)” over “37686”, Flak Doppelfernrohr

dkl — 37686
mfg. about 19xx

“Δ” — 1943 – 1945
“X” : not known

42170

X X

Dark gray painted body and lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (blue) and “dkl” and “X” (red) over “42170”, Flak Doppelfernrohr

dkl — 42170
mfg. about 19xx

“X” : not known

42439

X X

Dark gray painted body, rusted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “X” (blue) and “dkl” and “X” (red) over “42439”, Flak Doppelfernrohr

dkl — 42439
mfg. about 19xx

“X” : not known

43453

Δ X

Sandgelb (sand yellow) painted body, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “Δ” and “dkl” and “X” over “43453”, Flak Doppelfernrohr

dkl — 43453
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

53306

O X

Dark gray painted body, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “O” overstruck with “X” (gray-blue) and “dkl” and “X” (red) over “53306”, Flak Doppelfernrohr

dkl — 53306
mfg. about 19xx

“O” : 1942
“X” : not known

64542

Δ X

Black painted body, black painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” (blue) and “dkl” and “X” (red) over “64542”, Flak Doppelfernrohr

dkl — 64524
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

65192

Δ X

Sandgelb (sand yellow) painted body, black painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” (blue) and “dkl” (underlined) and “X” (struck) over “65192”, Flak Doppelfernrohr

dkl — 65192
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

66192

Δ X

Sandgelb (sand yellow) painted body, black lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” (blue) and “dkl” (underlined) and “X” over “66192”, Flak Doppelfernrohr

dkl — 66192
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

67686

Δ X

Sandgelb (sand yellow) painted body, dark gray lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” (blue) and “dkl” (underlined) and “X” (red) over “67686”, Flak Doppelfernrohr

dkl — 67686
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

69798

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” (struck) and “dkl” (underlined) and “X” (struck) over “69798”, Flak Doppelfernrohr

dkl — 69798
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

75055

Δ X

Sandgelb (sand yellow) painted body, dark gray painted lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “Δ” and “dkl” and “X” over “75055”, Flak Doppelfernrohr

dkl — 75055
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

75198

Δ X

Dark Green painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 X 80” over “Δ” and “dkl” and “X” over “75198”, Flak Doppelfernrohr

dkl — 75198
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

75312

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” and “dkl” (underlined) and “X” (red) over “75312”, Flak Doppelfernrohr

dkl — 75312
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

82183

Δ X

Sandgelb (sand yellow) painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “Δ” and “dkl” and “X” (red) over “82183”, Flak Doppelfernrohr

dkl — 82183
mfg. about 19xx

“Δ” : 1943 – 1945
“X” : not known

eug — Optische Praezisionswerke GmbH, Warszawa (Warsaw), Poland

S/N

C/R Mark

Identifying Features

Mfg / Maintenance

25586

9551

O +

Dark gray painted body, no lens shields, left prism cover blank, right prism cover marked “D.F. 10 x 80” over “+” (red) and “eug” and “O” (blue), over unit number “9551”, serial number “25586” stamped on underside at front of the beveled slide, Flak Doppelfernrohr