3M-7K 300mm f/5.6 MC
Optical design
Has no aperture blades, this is among the rare lens which does not have aperture control function, works always wide open. Not the best in low light conditions but the lack of high aperture can be compensated with higher isoPhysical characteristics
75 mm long, requires consideration if you want to carry in the camera bag. Weights 470 grams so plan ahead, carry only if really necessary. With a lens filter diameter of 67 mm commonly filter size, gives you a variety of filter options.3M-7K 300mm f/5.6 MC purchase historyTrending down 5.3%/mo
Prices have been easing around 5.3% per month — sellers are flexible, aim for deals below $212.00.
Best deals
101 of 202 tracked sales (50%) closed at or under the $212.00 fair value.
- Aug 16, 2025$7.00$-205.00 / typical
- Jan 6, 2025$15.00$-197.00 / typical
- Jan 6, 2025$16.00$-196.00 / typical
- Jan 6, 2025$17.00$-195.00 / typical
- Jul 6, 2025$19.00$-193.00 / typical
eBay Auctions
No active auctions found.
Technical Specifications
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Reviews
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Frequently Asked Questions
What is the 3M-7K 300mm f/5.6 MC?
3M-7K 300mm f/5.6 MC is a camera lens with 300mm focal length, a maximum aperture of f/5.6/5.6, for the M42 mount, supporting the Full frame format, weighing 470g.
What mount is the 3M-7K 300mm f/5.6 MC compatible with?
3M-7K 300mm f/5.6 MC uses a M42 mount and supports the Full frame format.
How much does the 3M-7K 300mm f/5.6 MC cost?
Based on recent eBay sold listings the 3M-7K 300mm f/5.6 MC typically sells for around $7.00. Actual prices vary with condition and seller.
Is the 3M-7K 300mm f/5.6 MC a good lens?
3M-7K 300mm f/5.6 MC has a community rating of 3.0/5 from 1 review(s).
Which lenses are similar to the 3M-7K 300mm f/5.6 MC?
Similar lenses include Admiral 300mm f/5.5 Auto, Aremac 300mm f /5.5, Asanuma 350mm f/5.5.