Porst Automatic 100mm f/2.8
Optical design
Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Bright lens thanks to the high aperture valuePhysical characteristics
With a lens filter diameter of 52 mm commonly filter size, offers a wide range of filter options.Porst Automatic 100mm f/2.8 purchase historyTrending up +7.3%/mo
Prices are firming up around 7.3% per month across 8 months of tracked sales — fair value today, not a guaranteed investment.
Best deals
15 of 30 tracked sales (50%) closed at or under the $57.00 fair value.
- Jul 23, 2025$27.00$-30.00 / typical
- Jun 9, 2025$36.00$-21.00 / typical
- Jun 9, 2025$38.00$-19.00 / typical
- Jan 3, 2025$39.00$-18.00 / typical
- Jan 6, 2025$50.00$-7.00 / typical
eBay Auctions
No active auctions found.
Technical Specifications
Similar Lenses
Reviews
Reviewer did not give any comments for Porst Automatic 100mm f/2.8
Reviewer did not give any comments for Porst Automatic 100mm f/2.8
Frequently Asked Questions
What is the Porst Automatic 100mm f/2.8?
Porst Automatic 100mm f/2.8 is a camera lens with 100mm focal length, a maximum aperture of f/2.8/22, for the M42 mount, supporting the Full frame format.
What mount is the Porst Automatic 100mm f/2.8 compatible with?
Porst Automatic 100mm f/2.8 uses a M42 mount and supports the Full frame format.
How much does the Porst Automatic 100mm f/2.8 cost?
Based on recent eBay sold listings the Porst Automatic 100mm f/2.8 typically sells for around $27.00. Actual prices vary with condition and seller.
Is the Porst Automatic 100mm f/2.8 a good lens?
Porst Automatic 100mm f/2.8 has a community rating of 4.1/5 from 2 review(s).
Which lenses are similar to the Porst Automatic 100mm f/2.8?
Similar lenses include Carl Zeiss Dynarex 90mm f/3.4 (Icarex 35), Carl Zeiss Jena Biometar 80mm f/2.8 T 1Q, Chinon 100mm f/2.8 Auto (Tomioka).