Mamiya/Sekor SX Auto 300mm F/5.6

Super telephoto prime lens • Film era • Discontinued

  • Announced:
  • · No data
  • Production status:
  • ● Discontinued
  • Country of design:
  • · Japan
  • Original name:
  • · AUTO mamiya/sekor SX 1:5.6 f=300mm
  • Class:
  • · Slow full-frame super telephoto prime lens
  • · Professional model
  • System:
  • · Mamiya SX M42 (1974)

Specification

Optical design:
35mm full frame
300mm
F/5.6
5 elements in 4 groups
M42 [45.5mm] (modified)
8.2° (35mm full frame)
Diaphragm mechanism:
Diaphragm type:
Automatic
Aperture control:
Aperture ring (Manual settings only)
<No data>
Focusing:
4.50m
<No data>
Focusing modes:
Manual focus only
Manual focus control:
Focusing ring
Physical characteristics:
885g
⌀?×210.5mm
Accessories:
Screw-type 58mm
Built-in telescopic round
Not available

Sources of data

  • Mamiya DSX 1000 & DSX 500 owners operating manual.
  • Mamiya MSX 1000 & MSX 500 owners operating manual.
  • Mamiya single-lens reflex cameras, interchangeable lenses and accessories booklet (1975).

Other super telephoto prime lenses in the Mamiya SX M42 system

■M42 mount (2)
Mamiya/Sekor SX 600mm F/8P3 - 310.00m-- 1974 ●
Mamiya/Sekor SX 800mm F/8P4 - 418.00m-- 1974 ●

Lenses with similar focal length

■M42 mount (20)
Asahi Super-Takumar 300mm F/4 [43891, 43894]A5 - 55.50m⌀77 1965 ●
Asahi Tele-Takumar 300mm F/6.3 [363, 43630]P5 - 55.50m⌀58 1965 ●
Asahi Takumar 300mm F/4M3 - 37.50m⌀82 1958 ●
Asahi Takumar 300mm F/4 [346, 43460]M4 - 45.50m⌀82 1962 ●
Asahi Super-Multi-Coated Takumar 300mm F/4 [43892]A5 - 55.50m⌀77 1971 ●
Chinon 300mm F/5.6 Multi Coated
akaAuto-Alpa 300mm F/5.6 Multi-Coated		A4 - 42.50m⌀58 ●
Hanimex Tele-Auto 300mm F/5.5A5 - ?18 ft.⌀62 ●
Meyer-Optik Gorlitz Telemegor 300mm F/4.5 [V]P4 - 23.30m⌀82 1955 ●
Ricoh Rikenon Auto 300mm F/5.5A5 - 36.00m⌀62 ●
Sears Auto 300mm F/5.5A5 - 36.00m⌀58 ●
Sigma MF 300mm F/4.5 APO Multi-CoatedA8 - 62.50m⌀67 1980 ●
Sigma[-Z] MF Pantel 300mm F/5.6 [Multi-Coated]A6 - 56.00m⌀62 1975 ●
Soligor G/S Tele-Auto 300mm F/4.5 MC (s/n 3xxxxxx)A5 - 54.00m⌀72 ●
Soligor Auto 300mm F/5.6 MCA5 - 35.80m⌀62 ●
Tamron-F [Auto] 300mm F/5.6A4 - 42.44m⌀58 ●
Tokina 300mm F/5.6 RMC
akaTokina SL 300mm F/5.6		A6 - 34.50m⌀58 ●
Vivitar Auto Telephoto 300mm F/5.6 (s/n 37xxxxxx)A5 - 36.00m⌀58 1975 ●
Yashica Yashinon-DX Auto 300mm F/5.6A5 - 44.50m⌀58 1967 ●
Yashica Super Yashinon-R 300mm F/5.5P? - ?8.00m 1961 ●
Carl Zeiss Jena DDR Sonnar 300mm F/4P5 - 33.00mE77 ●
■Interchangeable mount (22)
Century Tele-Athenar 300mm F/3.2 IIM4 - 26.00mS.9 1977 ●
Hanimex Tele-Lens 300mm F/5.5 [T]P4 - ?8.00m⌀62 ●
Heinz Kilfitt Munchen Tele-Kilar 300mm F/5.6P4 - 23.00m⌀68 1948 ●
Heinz Kilfitt Munchen Pan-Tele-Kilar 300mm F/4
akaZoomar Muenchen Pan-Tele-Kilar 300mm F/4		P4 - ?⌀88 1956 ●
Meyer-Optik Gorlitz Orestegor 300mm F/4P5 - 43.60m⌀95 1967 ●
Pentacon 300mm F/4P5 - 43.60m⌀95 1971 ●
Sankyo Kohki Super-Komura 300mm F/5 [Unidapter Auto]A5 - ?5.50m⌀62 ●
Komuranon 300mm F/4.5 K·M·CA? - ?4.50m 1974 ●
Sigma[-XQ] MF Macrotel / Telephoto 300mm F/4 [Multi-Coated] [YS]A6 - 54.50m⌀77 1972 ●
Soligor Tele-Auto 300mm F/5.5 Type 1 (s/n 1xxxxxx) [T-4]A5 - 56.00m⌀62 ●
Soligor Tele-Auto 300mm F/5.5 Type 2 (s/n 1xxxxxxx) [T-4]A5 - 36.00m⌀62 ●
Tair-3A 300mm F/4.5 [T]
akaТАИР-3 300mm F/4.5 А		P3 - 32.20m⌀72 ●
Tair-1A APO 300mm F/4.5 [T]P5 - 52.25m 1972 ●
Steinheil Munchen Tele-Quinar 300mm F/4.5P5 - 33.00mS.IX 1956 ●
Tamron SP 300mm F/5.6 MC Tele Macro 54B [Adaptall-2]A6 - 51.40m⌀58 1979 ●
Tamron 300mm F/5.6 CT-300 [Adaptall]A4 - 42.50m⌀58 1976 ●
Tamron Auto 300mm F/5.6 [Adapt-A-Matic]A4 - 22.50m⌀62 1972 ●
Tamron 300mm F/5.6 [T]P4 - 23.50m⌀62 1962 ●
Tamron 300mm F/6.9 [T]
akaSoligor 300mm F/6.9		P3 - 26.00m⌀58 1963 ●
Vivitar Tele 300mm F/5.6 [T]P5 - 44.50m⌀62 ●
Vivitar Auto Telephoto 300mm F/5.5 (s/n 37xxxxxxx) [T-4]A5 - ?6.00m⌀62 1968 ●
Vivitar Auto Telephoto 300mm F/5.6 (s/n 37xxxxxx) [TX]A5 - 36.00m⌀58 1976 ●

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