Takumar [Bayonet] 135mm F/2.5

Medium telephoto prime lens • Film era • Discontinued

  • Announced:
  • · 1980
  • Production status:
  • ● Discontinued
  • Country of design:
  • · Japan
  • Original name:
  • · ASAHI OPTICAL CO. TAKUMAR (BAYONET) 1:2.5 135mm
  • Class:
  • · Fast full-frame medium telephoto prime lens
  • System:
  • · Pentax K (1975)

Specification

Optical design:
35mm full frame
135mm
F/2.5
4 elements in 4 groups (Ernostar)
Pentax K [45.5mm]
18.2° (35mm full frame)
On Pentax K APS-C [1.53x] cameras:
35mm equivalent focal length:
206.6mm (in terms of field of view)
35mm equivalent speed:
F/3.8 (in terms of depth of field)
Diagonal angle of view:
12°
Diaphragm mechanism:
Diaphragm type:
Automatic
Aperture control:
Aperture ring (Manual settings only)
8 (eight)
Focusing:
1.20m
<No data>
Focusing modes:
Manual focus only
Manual focus control:
Focusing ring
Physical characteristics:
395g
⌀64×79mm
Accessories:
Screw-type 52mm
Built-in telescopic round
<No data>

Source of data

  • Own research.

From the editor

A budget model without proprietary Pentax smc coating.

Other medium telephoto prime lenses in the Pentax K system

■Pentax K mount (12)
smc Pentax 135mm F/3.5A4 - 41.50m⌀52 1975 ●
smc Pentax-M 135mm F/3.5A5 - 51.50m⌀49 1977 ●
smc Pentax-A 135mm F/2.8A4 - 41.20m⌀52 1983 ●
smc Pentax 135mm F/2.5A6 - 61.50m⌀58 1975 ●
smc Pentax-A* 135mm F/1.8A7 - 61.20m⌀77 1984 ●
smc Pentax 150mm F/4A5 - 51.80m⌀52 1975 ●
smc Pentax-M 150mm F/3.5A5 - 51.80m⌀49 1977 ●
smc Pentax 200mm F/4A5 - 52.00m⌀58 1975 ●
smc Pentax-M 200mm F/4A6 - 52.00m⌀52 1977 ●
smc Pentax-A 200mm F/4A6 - 61.90m⌀52 1983 ●
smc Pentax-A* 200mm F/2.8 EDA6 - 61.80m⌀77 1982 ●
smc Pentax 200mm F/2.5A6 - 62.00m⌀77 1977 ●

Lenses with similar focal length

■Pentax K mount (25)
Chinar 135mm F/2.8 [M.C]
akaExaktar Auto 135mm F/2.8 [HC]		A4 - 41.40m⌀58 ●
Chinon Auto 135mm F/2.8 Multi-Coated
akaAgfa Color 135mm F/2.8 Multi-Coated		A4 - 41.50m⌀52 1979 ●
Cosina Cosinon Auto 135mm F/2.8 [MC]A4 - 41.80m⌀55 1970 ●
Cosina Cosinon-T 135mm F/2.8 MC
akaBauer Neovaron 135mm F/2.8 Multicoated
akaPetri 135mm F/2.8 MC
akaVivitar Telephoto 135mm F/2.8 MC		A4 - 41.35m⌀52 1981 ●
Hanimex Automatic 135mm F/2.8 MCA5 - 51.50m⌀55 ●
Panagor Auto Tele 135mm F/2.8 PMC Type 2A4 - 41.50m⌀55 ●
smc Pentax-M 120mm F/2.8A5 - 51.20m⌀49 1978 ●
smc Pentax 120mm F/2.8A5 - 41.20m⌀52 1975 ●
Ricoh XR Rikenon 135mm F/2.8A4 - 41.50m⌀55 1977 ●
Sigma[-Z] MF Pantel 135mm F/2.8 [Multi-Coated]A4 - 41.50m⌀55 1975 ●
Soligor C/D 135mm F/2 P (s/n 1xxxxxxx)A6 - 51.80m⌀77 1974 ●
Soligor G/S Tele-Auto 135mm F/2.5 MC (s/n 3xxxxxx)A5 - 51.90m⌀58 ●
Soligor C/D 135mm F/2.8 MCA4 - 41.50m⌀55 ●
Soligor C/D 135mm F/2.8 (s/n 1xxxxxxx)A5 - 41.50m⌀52 ●
Soligor Auto 135mm F/2.8 MCA4 - 41.20m⌀55 ●
Fodis-1K 135mm F/1.8 MC
akaФОДИС-1К 135mm F/1.8 МС		M6 - 61.60m⌀77 1986 ●
Tokina 135mm F/2.8 RMC
akaTokina SL 135mm F/2.8		A5 - 41.50m⌀52 ●
Tokina 135mm F/2 RMCA6 - 51.80m⌀77 ●
Vivitar Series 1 Auto Telephoto 135mm F/2.3 [VMC] (s/n 28xxxxxx)A6 - 60.89m⌀72 1973 ●
Vivitar Auto Telephoto 135mm F/2.8 Close Focusing (s/n 28xxxxxx)A4 - 40.60m⌀62 1977 ●
Vivitar Auto Telephoto 135mm F/2.8 Type 1 (s/n 22xxxxxx, 28xxxxxx)A5 - 51.40m⌀55 1969 ●
Vivitar Auto Telephoto 135mm F/2.8 Type 2 (s/n 28xxxxxx)A4 - 41.50m⌀55 ●
Zhongyi Mitakon Creator 135mm F/2.8 II SLR
akaOshiro 135mm F/2.8 SLR		M6 - 61.50m⌀58 2015 ●
Zhongyi Mitakon Creator 135mm F/2.8 SLRM5 - 41.50m⌀58 2013 ●
Zhongyi Mitakon Speedmaster 135mm F/1.4 SLRM11 - 51.60m⌀105 2015 ●
■Interchangeable mount (28)
Hanimex Tele-Lens 135mm F/2.8 [T]P5 - ?1.80m⌀55 ●
Meyer-Optik Gorlitz Orestor 135mm F/2.8P5 - 41.50m⌀55 1966 ●
Norita Kogaku Noritar 135mm F/1.4 [T]P8 - 61.70m 1971 ●
Pentacon 135mm F/2.8 "Zebra"P5 - 41.50m⌀55 1971 ●
Pentacon 135mm F/2.8P5 - 41.50m⌀55 ●
Sankyo Kohki Komura 135mm F/2 [Unidapter]P5 - 41.50m⌀72 1965 ●
Sankyo Kohki Komura 135mm F/2.3 [Unidapter]P5 - 41.50m⌀62 1965 ●
Sankyo Kohki Komura 135mm F/2.8 [Unidapter]P5 - 41.50m⌀55 ●
Sankyo Kohki Super-Komura 135mm F/2.8 [Unidapter Auto]A5 - ?1.50m⌀55 ●
Komuranon 135mm F/2.5 K·M·CM5 - 31.70m⌀58 1974 ●
Sigmatel / Sigma-XQ MF 135mm F/1.8 [Multi-Coated] [YS]A6 - 51.80m⌀77 1972 ●
Sigma[-XQ] MF [Telemax] 135mm F/2.8 [Multi-Coated] [YS]A4 - 41.80m⌀52 1971 ●
Soligor Tele-Auto 135mm F/2.8 (s/n 1xxxxxx) [T-4]A4 - 41.80m⌀55 ●
Soligor 135mm F/1.8 (s/n 3xxxxxx) [T]P5 - 32.00m⌀82 ●
Soligor 135mm F/1.5 (s/n 3xxxxxx) [T]P6 - 41.20m⌀98 1969 ●
Tair-11A 135mm F/2.8 [T]
akaТАИР-11А 135mm F/2.8		P4 - 31.20m⌀55 ●
Spiratone Telephoto 135mm F/1.8 [YS]
akaAdmiral Auto 135mm F/1.8
akaBeroflex Auto 135mm F/1.8
akaJavelin Telephoto 135mm F/1.8
akaPetri C.C Auto 135mm F/1.8
akaRokunar Auto 135mm F/1.8
akaSamigon Telephoto 135mm F/1.8
akaSoligor Tele-Auto 135mm F/1.8
aka[Raynox] Polaris Auto 135mm F/1.8		A6 - 41.80m⌀82 ●
Tamron 135mm F/2.5 MC Close Focus 03B [Adaptall-2]A4 - 41.20m⌀58 1979 ●
Tamron 135mm F/2.8 CT-135 [Adaptall]A4 - 41.50m⌀55 1976 ●
Tamron Auto 135mm F/2.8 [Adapt-A-Matic]A4 - 41.50m⌀58 1972 ●
Tamron Twin-Tele / Converto 135mm F/2.8 [T]
akaSoligor 135mm F/2.8		P4 - 41.50mS.VIII 1962 ●
Vivitar Telephoto 135mm F/2.8 Type 1 [T]P5 - 51.80m⌀55 ●
Vivitar Telephoto 135mm F/1.5 [T]P7 - 61.80m-- ●
Vivitar Tele 135mm F/2.8 Type 2 [T]P5 - 51.50m⌀55 ●
Vivitar 135mm F/1.8 [T]P6 - 4 1967 ●
Vivitar Auto Telephoto 135mm F/2.8 (s/n 37xxxxx) [T-4]A4 - 41.80m⌀55 1968 ●
Vivitar Auto Telephoto 135mm F/2.5 (s/n 37xxxxxx) [TX]A5 - 41.80m⌀58 1976 ●
Porstcolor super 135mm F/1.5 [T]P7 - 61.80m-- ●

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