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Pentax Lens Review Database
»
Film Era Pentax K-Mount Lenses
»
M Prime Lenses
SMC Pentax-M Reflex 2000mm F13.5
Reviews
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Date lens entry posted
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32,233
Sun January 7, 2007
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Description:
The SMC Pentax-M Reflex 2000mm F13.5 lens is virtually identical to its original K version; it has the longest focal length ever produced by Pentax as well as fixed aperture due to the mirror lens design.
SMC Pentax-M 2000mm F13.5 Reflex
© www.pentaxforums.com, sharable with attribution
Image Format
Full-frame / 35mm film
Lens Mount
Pentax K
Aperture Ring
No
Diaphragm
None
Optics
6 elements, 4 groups
Mount Variant
K
Check camera compatibility
Max. Aperture
F13.5
Min. Aperture
F13.5
Focusing
Manual
Min. Focus
2000 cm
Max. Magnification
0.12x
Filter Size
52 mm (Rear drop-in)
Internal Focus
Yes
Field of View (Diag. / Horiz.)
APS-C: 0.8 ° / 0.7 °
Full frame: 1.2 ° / 1.0 °
Hood
Built-in
Case
Dedicated trunk case
Lens Cap
Leather
Coating
SMC
Weather Sealing
No
Other Features
Built-in Filters,Built-in ND Filter,Rear Filter Mount,Tripod Mount,Fixed Aperture
Diam x Length
180 x 520 mm
Weight
8000 g
Production Years
1982 to 2004
Engraved Name
smc PENTAX-M REFLEX 1:13.5 2000mm
Product Code
24980
Reviews
User reviews
Notes
Compatible rear converter: A 2X-S, K T6-2X.
Built-in ND Filters (-1 stop, -1.5 stop, -2 stops).
Built-in skylight, yellow and red Filters.
Variants
This M lens is unchanged from the K version
Features:
Style Selector
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