PENTACON Auto 2.8 / 100 M42

Technical devolution  in relation to Meyer Görlitz Orestor 2.8 / 100. 

• 6 blades vs 15. 
• To change aperture you have to press the uncomfortable button vs. pre-selection aperture.
• set the focus is less comfortable.

But: 

• Sharp on the full hole. 
• Brilliant colors.  

Still the same as Meyer Görlitz Orestor 2.8 / 100. 

Almost outstanding lens. 

Optics: ★★★★★

Outstanding optical design.

Ergonomics: ★★★★☆

The aperture button is a bad invention.  Not enough precise sharpening.

Build quality: ★★★★☆

Metal and glass - nothing more.

Market value / value of subjective: ★★★★☆

Less than $ 200 is a very good price.