Carl Zeiss Tessar T 45mm f/2.8 C/Y
Optical design
Bright lens thanks to the high aperture value Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.Physical characteristics
With a lens filter diameter of 49 mm commonly filter size, gives you a variety of filter options. Weights 90 grams so convinient to carry. 18 mm long, this small lens should be always in the camera bag.Carl Zeiss Tessar T 45mm f/2.8 C/Y purchase history
Purchases (509)
- Aug 7, 2025$281.00
- Aug 4, 2025$243.00
- Aug 3, 2025$187.00
- Jul 31, 2025$234.00
- Jul 31, 2025$196.00
- Jul 28, 2025$243.00
- Jul 23, 2025$241.00
- Jul 18, 2025$178.00
- Jul 11, 2025$253.00
- Jul 11, 2025$254.00
- Jul 2, 2025$253.00
- Jul 2, 2025$254.00
- Jun 25, 2025$248.00
- Jun 25, 2025$249.00
- Jun 25, 2025$267.00
- Jun 25, 2025$268.00
- Jun 23, 2025$234.00
- Jun 23, 2025$235.00
- Jun 22, 2025$250.00
- Jun 22, 2025$243.00
- Jun 22, 2025$244.00
- Jun 9, 2025$235.00
- Jun 6, 2025$269.00
- Jun 6, 2025$262.00
- Jun 6, 2025$263.00
- Jun 3, 2025$235.00
- Jun 1, 2025$288.00
- Jun 1, 2025$281.00
- Jun 1, 2025$282.00
- May 31, 2025$248.00
- May 31, 2025$249.00
- May 31, 2025$254.00
- May 22, 2025$272.00
- May 22, 2025$284.00
- May 22, 2025$278.00
- May 22, 2025$271.00
- May 20, 2025$272.00
- May 20, 2025$284.00
- May 20, 2025$278.00
- May 20, 2025$271.00
- May 13, 2025$272.00
- May 13, 2025$284.00
- May 13, 2025$278.00
- May 8, 2025$272.00
- May 8, 2025$284.00
- May 8, 2025$285.00
- May 8, 2025$278.00
- May 2, 2025$323.00
- May 2, 2025$324.00
- May 2, 2025$317.00
- May 2, 2025$310.00
- Apr 26, 2025$234.00
- Apr 26, 2025$235.00
- Apr 26, 2025$240.00
- Apr 26, 2025$244.00
- Apr 26, 2025$246.00
- Apr 17, 2025$291.00
- Apr 17, 2025$298.00
- Apr 17, 2025$303.00
- Apr 17, 2025$305.00
- Apr 17, 2025$241.00
- Apr 17, 2025$246.00
- Apr 17, 2025$251.00
- Apr 17, 2025$252.00
- Apr 13, 2025$192.00
- Apr 13, 2025$196.00
- Apr 13, 2025$197.00
- Apr 13, 2025$199.00
- Apr 11, 2025$192.00
- Apr 11, 2025$196.00
- Apr 11, 2025$197.00
- Apr 11, 2025$199.00
- Apr 10, 2025$233.00
- Apr 10, 2025$226.00
- Apr 10, 2025$230.00
- Apr 10, 2025$231.00
- Apr 8, 2025$272.00
- Apr 8, 2025$266.00
- Apr 8, 2025$275.00
- Apr 8, 2025$271.00
- Apr 3, 2025$225.00
- Apr 3, 2025$226.00
- Apr 3, 2025$228.00
- Apr 3, 2025$221.00
- Apr 1, 2025$288.00
- Apr 1, 2025$298.00
- Apr 1, 2025$293.00
- Apr 1, 2025$295.00
- Mar 31, 2025$250.00
- Mar 31, 2025$242.00
- Mar 31, 2025$246.00
- Mar 31, 2025$247.00
- Mar 30, 2025$264.00
- Mar 30, 2025$273.00
- Mar 30, 2025$269.00
- Mar 30, 2025$270.00
- Mar 27, 2025$232.00
- Mar 27, 2025$234.00
- Mar 27, 2025$226.00
- Mar 27, 2025$231.00
- Mar 22, 2025$266.00
- Mar 20, 2025$260.00
- Mar 20, 2025$261.00
- Mar 20, 2025$230.00
- Mar 20, 2025$231.00
- Mar 20, 2025$264.00
- Mar 20, 2025$233.00
- Mar 20, 2025$270.00
- Mar 20, 2025$239.00
- Mar 14, 2025$259.00
- Mar 14, 2025$260.00
- Mar 14, 2025$269.00
- Mar 14, 2025$263.00
- Mar 7, 2025$196.00
- Mar 7, 2025$197.00
- Mar 7, 2025$199.00
- Mar 7, 2025$264.00
- Mar 7, 2025$265.00
- Mar 7, 2025$203.00
- Mar 7, 2025$268.00
- Mar 7, 2025$274.00
- Mar 3, 2025$274.00
- Mar 3, 2025$275.00
- Mar 3, 2025$284.00
- Mar 3, 2025$278.00
- Feb 26, 2025$197.00
- Feb 26, 2025$203.00
- Feb 26, 2025$213.00
- Feb 26, 2025$199.00
- Feb 21, 2025$298.00
- Feb 21, 2025$275.00
- Feb 21, 2025$284.00
- Feb 21, 2025$278.00
- Feb 20, 2025$288.00
- Feb 20, 2025$265.00
- Feb 20, 2025$274.00
- Feb 20, 2025$268.00
- Feb 16, 2025$223.00
- Feb 16, 2025$234.00
- Feb 16, 2025$266.00
- Feb 16, 2025$246.00
- Feb 16, 2025$248.00
- Feb 16, 2025$218.00
- Feb 16, 2025$254.00
- Feb 16, 2025$216.00
- Feb 9, 2025$289.00
- Feb 9, 2025$233.00
- Feb 9, 2025$303.00
- Feb 9, 2025$245.00
- Feb 9, 2025$280.00
- Feb 9, 2025$283.00
- Feb 7, 2025$288.00
- Feb 7, 2025$265.00
- Feb 7, 2025$274.00
- Feb 7, 2025$268.00
- Feb 5, 2025$247.00
- Feb 2, 2025$218.00
- Feb 2, 2025$234.00
- Feb 2, 2025$236.00
- Feb 2, 2025$223.00
- Feb 1, 2025$228.00
- Feb 1, 2025$230.00
- Feb 1, 2025$209.00
- Feb 1, 2025$212.00
- Feb 1, 2025$216.00
- Jan 29, 2025$745.00
- Jan 29, 2025$694.00
- Jan 29, 2025$709.00
- Jan 29, 2025$750.00
- Jan 23, 2025$233.00
- Jan 23, 2025$228.00
- Jan 23, 2025$245.00
- Jan 23, 2025$247.00
- Jan 14, 2025$266.00
- Jan 14, 2025$268.00
- Jan 14, 2025$254.00
- Jan 11, 2025$282.00
- Jan 11, 2025$284.00
- Jan 11, 2025$269.00
- Jan 11, 2025$294.00
- Dec 30, 2024$228.00
- Dec 30, 2024$240.00
- Dec 30, 2024$241.00
- Dec 30, 2024$243.00
- Dec 30, 2024$249.00
- Dec 29, 2024$203.00
- Dec 29, 2024$213.00
- Dec 29, 2024$215.00
- Dec 29, 2024$216.00
- Dec 29, 2024$187.00
- Dec 29, 2024$222.00
- Dec 13, 2024$256.00
- Dec 13, 2024$246.00
- Dec 13, 2024$248.00
- Dec 13, 2024$250.00
- Dec 13, 2024$252.00
- Dec 8, 2024$245.00
- Dec 8, 2024$246.00
- Dec 8, 2024$247.00
- Dec 8, 2024$249.00
- Dec 8, 2024$251.00
- Dec 8, 2024$255.00
- Dec 3, 2024$266.00
- Dec 3, 2024$268.00
- Dec 3, 2024$270.00
- Dec 3, 2024$273.00
- Dec 3, 2024$277.00
- Dec 3, 2024$214.00
- Dec 3, 2024$215.00
- Dec 3, 2024$216.00
- Dec 3, 2024$213.00
- Dec 3, 2024$218.00
- Dec 3, 2024$222.00
- Nov 25, 2024$230.00
- Nov 25, 2024$231.00
- Nov 25, 2024$233.00
- Nov 25, 2024$235.00
- Nov 25, 2024$238.00
- Nov 21, 2024$246.00
- Nov 21, 2024$247.00
- Nov 21, 2024$249.00
- Nov 21, 2024$251.00
- Nov 21, 2024$255.00
- Nov 19, 2024$246.00
- Nov 19, 2024$247.00
- Nov 19, 2024$249.00
- Nov 19, 2024$251.00
- Nov 19, 2024$255.00
- Nov 17, 2024$273.00
- Nov 17, 2024$268.00
- Nov 17, 2024$277.00
- Nov 17, 2024$270.00
- Nov 14, 2024$289.00
- Nov 14, 2024$290.00
- Nov 14, 2024$292.00
- Nov 14, 2024$295.00
- Nov 14, 2024$299.00
- Nov 9, 2024$257.00
- Nov 9, 2024$260.00
- Nov 9, 2024$262.00
- Nov 9, 2024$266.00
- Nov 9, 2024$250.00
- Nov 7, 2024$209.00
- Nov 7, 2024$214.00
- Nov 7, 2024$216.00
- Nov 7, 2024$218.00
- Nov 7, 2024$222.00
- Nov 3, 2024$264.00
- Nov 3, 2024$267.00
- Oct 28, 2024$288.00
- Oct 28, 2024$269.00
- Oct 28, 2024$271.00
- Oct 28, 2024$278.00
- Oct 28, 2024$279.00
- Oct 28, 2024$281.00
- Oct 28, 2024$284.00
- Oct 25, 2024$240.00
- Oct 25, 2024$237.00
- Oct 25, 2024$238.00
- Oct 24, 2024$257.00
- Oct 24, 2024$260.00
- Oct 24, 2024$262.00
- Oct 24, 2024$266.00
- Oct 24, 2024$247.00
- Oct 24, 2024$248.00
- Oct 24, 2024$250.00
- Oct 22, 2024$289.00
- Oct 22, 2024$292.00
- Oct 22, 2024$295.00
- Oct 22, 2024$264.00
- Oct 22, 2024$299.00
- Oct 22, 2024$278.00
- Oct 22, 2024$279.00
- Oct 22, 2024$282.00
- Oct 20, 2024$257.00
- Oct 20, 2024$260.00
- Oct 20, 2024$262.00
- Oct 20, 2024$266.00
- Oct 20, 2024$243.00
- Oct 20, 2024$247.00
- Oct 20, 2024$248.00
- Oct 20, 2024$250.00
- Oct 15, 2024$257.00
- Oct 15, 2024$260.00
- Oct 15, 2024$262.00
- Oct 15, 2024$266.00
- Oct 15, 2024$243.00
- Oct 15, 2024$247.00
- Oct 15, 2024$248.00
- Oct 15, 2024$250.00
- Oct 10, 2024$202.00
- Oct 10, 2024$206.00
- Oct 10, 2024$207.00
- Oct 10, 2024$209.00
- Oct 10, 2024$214.00
- Oct 10, 2024$216.00
- Oct 10, 2024$218.00
- Oct 3, 2024$201.00
- Oct 3, 2024$202.00
- Oct 3, 2024$206.00
- Oct 3, 2024$207.00
- Oct 3, 2024$209.00
- Oct 3, 2024$214.00
- Oct 3, 2024$216.00
- Oct 3, 2024$218.00
- Sep 27, 2024$226.00
- Sep 27, 2024$228.00
- Sep 27, 2024$230.00
- Sep 27, 2024$235.00
- Sep 27, 2024$236.00
- Sep 27, 2024$240.00
- Sep 27, 2024$215.00
- Sep 27, 2024$221.00
- Sep 27, 2024$222.00
- Sep 27, 2024$223.00
- Sep 26, 2024$321.00
- Sep 26, 2024$293.00
- Sep 26, 2024$327.00
- Sep 26, 2024$301.00
- Sep 26, 2024$302.00
- Sep 26, 2024$303.00
- Sep 26, 2024$309.00
- Sep 26, 2024$310.00
- Sep 26, 2024$313.00
- Sep 18, 2024$289.00
- Sep 18, 2024$261.00
- Sep 18, 2024$264.00
- Sep 18, 2024$271.00
- Sep 18, 2024$272.00
- Sep 18, 2024$273.00
- Sep 18, 2024$278.00
- Sep 18, 2024$279.00
- Sep 18, 2024$282.00
- Sep 15, 2024$288.00
- Sep 15, 2024$290.00
- Sep 15, 2024$292.00
- Sep 15, 2024$300.00
- Sep 15, 2024$271.00
- Sep 15, 2024$273.00
- Sep 15, 2024$274.00
- Sep 15, 2024$281.00
- Sep 15, 2024$282.00
- Sep 15, 2024$283.00
- Sep 12, 2024$225.00
- Sep 12, 2024$203.00
- Sep 12, 2024$205.00
- Sep 12, 2024$206.00
- Sep 12, 2024$211.00
- Sep 12, 2024$212.00
- Sep 12, 2024$216.00
- Sep 12, 2024$217.00
- Sep 12, 2024$219.00
- Sep 11, 2024$225.00
- Sep 11, 2024$231.00
- Sep 11, 2024$232.00
- Sep 11, 2024$233.00
- Sep 11, 2024$237.00
- Sep 11, 2024$238.00
- Sep 11, 2024$240.00
- Sep 11, 2024$246.00
- Sep 11, 2024$222.00
- Sep 8, 2024$225.00
- Sep 8, 2024$203.00
- Sep 8, 2024$205.00
- Sep 8, 2024$206.00
- Sep 8, 2024$211.00
- Sep 8, 2024$212.00
- Sep 8, 2024$216.00
- Sep 8, 2024$217.00
- Sep 8, 2024$219.00
- Sep 6, 2024$203.00
- Sep 6, 2024$205.00
- Sep 6, 2024$206.00
- Sep 6, 2024$211.00
- Sep 6, 2024$212.00
- Sep 6, 2024$216.00
- Sep 6, 2024$217.00
- Sep 6, 2024$219.00
- Sep 2, 2024$224.00
- Sep 2, 2024$225.00
- Sep 2, 2024$231.00
- Sep 2, 2024$232.00
- Sep 2, 2024$233.00
- Sep 2, 2024$237.00
- Sep 2, 2024$238.00
- Sep 2, 2024$240.00
- Sep 2, 2024$222.00
- Aug 25, 2024$224.00
- Aug 25, 2024$225.00
- Aug 25, 2024$231.00
- Aug 25, 2024$232.00
- Aug 25, 2024$233.00
- Aug 25, 2024$203.00
- Aug 25, 2024$205.00
- Aug 25, 2024$206.00
- Aug 25, 2024$237.00
- Aug 25, 2024$238.00
- Aug 25, 2024$240.00
- Aug 25, 2024$211.00
- Aug 25, 2024$212.00
- Aug 25, 2024$216.00
- Aug 25, 2024$217.00
- Aug 25, 2024$219.00
- Aug 25, 2024$222.00
- Aug 18, 2024$224.00
- Aug 18, 2024$225.00
- Aug 18, 2024$226.00
- Aug 18, 2024$228.00
- Aug 18, 2024$230.00
- Aug 18, 2024$231.00
- Aug 18, 2024$232.00
- Aug 18, 2024$233.00
- Aug 18, 2024$237.00
- Aug 18, 2024$238.00
- Aug 18, 2024$240.00
- Aug 18, 2024$213.00
- Aug 18, 2024$215.00
- Aug 18, 2024$221.00
- Aug 18, 2024$222.00
- Aug 18, 2024$223.00
- Aug 8, 2024$250.00
- Aug 3, 2024$226.00
- Aug 3, 2024$213.00
- Aug 3, 2024$215.00
- Aug 3, 2024$216.00
- Aug 3, 2024$220.00
- Aug 3, 2024$221.00
- Aug 3, 2024$222.00
- Aug 3, 2024$223.00
- Jul 30, 2024$322.00
- Jul 30, 2024$323.00
- Jul 30, 2024$324.00
- Jul 30, 2024$332.00
- Jul 30, 2024$333.00
- Jul 30, 2024$334.00
- Jul 30, 2024$340.00
- Jul 30, 2024$319.00
- Jul 25, 2024$88.00
- Jul 25, 2024$90.00
- Jul 25, 2024$91.00
- Jul 25, 2024$87.00
- Jul 19, 2024$145.00
- Jul 19, 2024$146.00
- Jul 19, 2024$147.00
- Jul 19, 2024$150.00
- Jul 19, 2024$151.00
- Jul 10, 2024$193.00
- Jul 10, 2024$195.00
- Jul 10, 2024$196.00
- Jul 10, 2024$197.00
- Jul 10, 2024$200.00
- Jul 10, 2024$201.00
- Jul 2, 2024$261.00
- Jul 2, 2024$263.00
- Jul 2, 2024$264.00
- Jul 2, 2024$265.00
- Jul 2, 2024$270.00
- Jun 28, 2024$224.00
- Jun 28, 2024$257.00
- Jun 28, 2024$226.00
- Jun 28, 2024$225.00
- Jun 28, 2024$230.00
- Jun 28, 2024$252.00
- Jun 28, 2024$222.00
- Jun 20, 2024$224.00
- Jun 20, 2024$225.00
- Jun 20, 2024$226.00
- Jun 20, 2024$229.00
- Jun 20, 2024$230.00
- Jun 20, 2024$236.00
- Jun 20, 2024$213.00
- Jun 20, 2024$245.00
- Jun 20, 2024$215.00
- Jun 20, 2024$216.00
- Jun 20, 2024$250.00
- Jun 20, 2024$221.00
- Jun 20, 2024$222.00
- Jun 20, 2024$223.00
- Jun 15, 2024$224.00
- Jun 15, 2024$225.00
- Jun 15, 2024$226.00
- Jun 15, 2024$230.00
- Jun 15, 2024$222.00
- Jun 13, 2024$232.00
- Jun 13, 2024$233.00
- Jun 13, 2024$229.00
- Jun 13, 2024$238.00
- Jun 8, 2024$225.00
- Jun 8, 2024$222.00
- Jun 4, 2024$296.00
- Jun 4, 2024$298.00
- Jun 4, 2024$276.00
- Jun 4, 2024$286.00
- Jun 2, 2024$200.00
- Jun 2, 2024$193.00
- Jun 2, 2024$197.00
- May 29, 2024$216.00
- May 29, 2024$220.00
- May 29, 2024$213.00
- May 22, 2024$225.00
- May 22, 2024$221.00
- May 19, 2024$280.00
- May 19, 2024$290.00
- May 19, 2024$283.00
- May 15, 2024$230.00
- Apr 11, 2024$280.00
- Apr 5, 2024$209.00
- Apr 5, 2024$206.00
- Apr 5, 2024$207.00
Auctions (59)
- Aug 13, 2026High: $350.00 / Low: $350.00
- Jun 18, 2026High: $498.00 / Low: $350.00
- Jun 4, 2026High: $350.00 / Low: $279.99
- May 23, 2026High: $289.99 / Low: $199.90
- May 16, 2026High: $350.00 / Low: $275.00
- May 2, 2026High: $339.99 / Low: $228.99
- Apr 23, 2026High: $289.99 / Low: $258.00
- Apr 16, 2026High: $350.00 / Low: $275.00
- Apr 9, 2026High: $424.27 / Low: $279.99
- Mar 18, 2026High: $350.00 / Low: $275.00
- Mar 4, 2026High: $299.99 / Low: $279.68
- Feb 23, 2026High: $249.99 / Low: $239.99
- Feb 16, 2026High: $350.00 / Low: $279.99
- Feb 9, 2026High: $309.99 / Low: $299.99
- Feb 1, 2026High: $289.99 / Low: $276.88
- Jan 25, 2026High: $282.72 / Low: $249.99
- Jan 17, 2026High: $350.00 / Low: $279.99
- Jan 10, 2026High: $300.30 / Low: $299.99
- Jan 3, 2026High: $275.49 / Low: $249.77
- Dec 13, 2025High: $350.00 / Low: $294.49
- Dec 5, 2025High: $333.81 / Low: $275.49
- Nov 27, 2025High: $299.99 / Low: $253.99
- Nov 19, 2025High: $350.00 / Low: $242.25
- Nov 11, 2025High: $349.99 / Low: $289.99
- Oct 28, 2025High: $325.00 / Low: $270.77
- Oct 21, 2025High: $259.00 / Low: $255.00
- Oct 5, 2025High: $379.99 / Low: $275.49
- Sep 28, 2025High: $270.77 / Low: $270.77
- Sep 21, 2025High: $255.00 / Low: $255.00
- Sep 14, 2025High: $306.90 / Low: $306.90
- Sep 7, 2025High: $294.49 / Low: $289.99
- Aug 31, 2025High: $329.99 / Low: $329.99
- Aug 12, 2025High: $330.00 / Low: $189.99
- Jul 14, 2025High: $329.99 / Low: $249.99
- Jun 22, 2025High: $329.99 / Low: $199.99
- May 31, 2025High: $329.99 / Low: $199.99
- May 8, 2025High: $329.99 / Low: $199.99
- Apr 16, 2025High: $299.99 / Low: $199.99
- Mar 25, 2025High: $699.00 / Low: $200.00
- Mar 2, 2025High: $699.00 / Low: $199.99
- Feb 6, 2025High: $699.00 / Low: $199.99
- Jan 12, 2025High: $270.00 / Low: $199.99
- Dec 30, 2024High: $270.00 / Low: $199.90
- Dec 21, 2024High: $275.00 / Low: $199.90
- Dec 11, 2024High: $270.00 / Low: $199.90
- Dec 6, 2024High: $299.99 / Low: $199.90
- Nov 11, 2024High: $299.99 / Low: $199.90
- Nov 4, 2024High: $299.99 / Low: $199.90
- Oct 28, 2024High: $299.99 / Low: $199.90
- Oct 21, 2024High: $368.00 / Low: $199.90
- Oct 14, 2024High: $329.99 / Low: $90.00
- Oct 7, 2024High: $329.99 / Low: $90.00
- Sep 30, 2024High: $329.99 / Low: $209.99
- Sep 23, 2024High: $329.99 / Low: $90.00
- Sep 16, 2024High: $329.99 / Low: $90.00
- Sep 9, 2024High: $329.99 / Low: $90.00
- Sep 2, 2024High: $329.99 / Low: $90.00
- Aug 26, 2024High: $329.99 / Low: $90.00
- Aug 15, 2024High: $329.99 / Low: $90.00
What is the Carl Zeiss Tessar T 45mm f/2.8 C/Y?
Carl Zeiss Tessar T 45mm f/2.8 C/Y is a camera lens with 45mm focal length, a maximum aperture of f/2.8/22, for the C/Y (contax/yashica) mount, supporting the Full frame format, weighing 90g.
Prices and availability are sourced from eBay sold listings and live auctions at request time.
eBay Auctions
No active auctions found.
Technical Specifications
Reviews
Sharp, sturdy and a pleasure to use, especially for street photography. A classic lens still suitable for digital photography. Metal body and easy to mount on modern cameras with an inexpensive adapter. Contrast is exceptional and the 45mm focal length is great for street photography. It even has a zone focusing mark for f/8 use which provides excellent depth of field control for quick shots that you might otherwise miss. At around $200 for a good copy it represents and excellent value for the money. Highly recommended.
great buy Most underrated C/Y mount Carl Zeiss lens. Super sharp, great for a wide breadth of subjects and easily adaptable to Fujifilm X series cameras.
Sharp, Compact Lens I'm using it both on my Contax SLR and mirrorless camera with adapter. Excellent contrast and sharpness in a very compact package.
Frequently Asked Questions
What is the Carl Zeiss Tessar T 45mm f/2.8 C/Y?
Carl Zeiss Tessar T 45mm f/2.8 C/Y is a camera lens with 45mm focal length, a maximum aperture of f/2.8/22, for the C/Y (contax/yashica) mount, supporting the Full frame format, weighing 90g.
What mount is the Carl Zeiss Tessar T 45mm f/2.8 C/Y compatible with?
Carl Zeiss Tessar T 45mm f/2.8 C/Y uses a C/Y (contax/yashica) mount and supports the Full frame format.
How much does the Carl Zeiss Tessar T 45mm f/2.8 C/Y cost?
Based on recent eBay sold listings the Carl Zeiss Tessar T 45mm f/2.8 C/Y typically sells for around $87.00. Actual prices vary with condition and seller.
Is the Carl Zeiss Tessar T 45mm f/2.8 C/Y a good lens?
Carl Zeiss Tessar T 45mm f/2.8 C/Y has a community rating of 4.8/5 from 28 review(s).
Which lenses are similar to the Carl Zeiss Tessar T 45mm f/2.8 C/Y?
Similar lenses include Carl Zeiss Planar T 50mm f/1.4 C/Y.