All About Photographic Lenses.
Specifications, comparison, reviews, MTF-charts for lenses by Canon, Nikon, Sony, Pentax, Olympus, Sigma, Tamron, Carl Zeiss, etc.

Mamiya-Sekor C 45 mm f/ 2.8 N Lens

Do you like a good instrumental music?
Listen to new beautiful music from composer Sergei Borodin. Click HERE...


Mamiya-Sekor C 45 mm f/ 2.8 N lens

Mamiya-Sekor C 45 mm f/ 2.8 N lens

Mamiya-Sekor C 45 mm f/ 2.8 N lens

Format: Medium Format SLR

Type: Prime lens

Focusing: Manual Focus (MF)

Lens mounts: Mamiya 645, Mamiya 645

User reviews (1)

Photos (0)

Tests (0)

Owners (4)

Views (9810)

Average price:


Focal lengthMax. apertureMin. apertureBladesMin. Focus (m.)Filter Ø (mm.)Weight (gr/oz)Length (mm/in)

Additional information:

Mamiya-Sekor C 45mm f/2.8 N is wideangle prime lens for Mamiya 645.

Posted by: mirko   Date of publication: 01.01.2017

Mechanical quality4.502
Optical quality4.502
Pricing / Value4.502
Overall lens rating

Embed to Blog (HTML) Embed to Forum (BBcode)

Owner reviews: Mamiya-Sekor C 45 mm f/ 2.8 N

JMiguel 20.06.2023 06:44:56
Period of use: 5 months


This is to my opinion the sharpes lens that mamiya has ever made, I use it  in my Mamiya 645AFn with a Phase one 50mp digital back. I have enlarged prints to 96 inches (244 cm) wide and the quality is excellent.




Small and light, very unusual for medium format lenses.