Brands -HP, Lenovo, AMD, Intel, Seagate, Crucial Replacement for defective products, products with quality issues cannot be provided if the brand has not confirmed the same through a letter/email. If the product is confirmed as defective by the brand then customer needs to get letter/email confirming the same and submit to Amazon customer service to seek replacement. In case of defective, product quality related issues for brands listed below, customer will be required to approach the brands’ customer service center and seek resolution. This item is eligible for free replacement, within 7 days of delivery, in an unlikely event of damaged or different item delivered to you. It has a good character and pleasant biotar bokeh due to the availability in the secondary market and the ease of installation, widely used by amateur photographers.Tablets (new and certified refurbished) 7 Days Replacement Convenient that, without the hassle and alterations installed on a Nikon camera while maintaining preset aperture. MC Helios-81H 2/50 is a good 2/50 soviet 50mm lens. Often backlit illumination lens catches flare. But still, it loses in contrast to modern lenses. In general, the lens has good contrast, and color rendering is pleasant. MC Helios-81H 2/50 Contrast and Coor Render The effective focal length is equivalent to 75mm on a full-frame. On APS-C sensor cameras, it can be used as a portrait lens. The lens has a nice character of the optical design Zeiss Biotar.Ī certain background can be seen in the swirly bokeh at a wide-open aperture, especially if you use a lens on full-frame cameras. I want to note that the Soviet lenses have spread in quality, so everything said in this review refers specifically to the instance. On the f/5,6, there is the best sharpness. You can consider a fully working aperture with the values of f/2.8. At long distances is a more spherical aberration. If you want to capture the portrait in full growth, it is possible to observe a significant drop in sharpness. RAW export with minor exposure compensation.Ī wide-open aperture lens is an acceptable sharpness at close range for shooting portraits. Judging by the differences, Arsat 1:2 50mm must have better optical performance, but I have not noticed any significant differences in practice. At MC Helios-81 front lens casts a blue tint. While both lenses have multicoating, it is different. Helios-81H has not blackened aperture blades, while Arsat 1:2 50mm thus blackened.Ĥ. The diameter of the filter at the Helios-81H 2/50 is 49mm, while on Arsat 1:2, 50mm is 52mm.ģ. Helios-81H has a metal focusing ring, while the Arsat 1:2 50mm has a rubberized ring and has a slightly different pattern.Ģ. I compared the two versions of the Helios-81H 2/50 (1988 year) and Arsat 1:2 50mm (1996 year) and found these differences:ġ. MC Helios-81H 2/50 vs Arsat 1:2 50mm Compare View: The aperture closes discrete, by half stops.Īperture has 6 blades in my copy, they are not blackened. The front lens does not rotate during focusing.Ĭloser to the bayonet placed aperture ring. It rotates 270 degrees, allowing you to carry out smooth focus adjustments. I did not understand that it is all-metal. The lens has a compact size and sits comfortably on the camera.Īhead is a 6mm wide metal focusing ring it has a pleasant texture to the touch, similar to the spikes. MC Helios-81H 2/50 Handling and Mechanics In earlier lens versions, the serial number applied next to, in front of the barrel ring. This review presents the lens released in the factory Arsenal in 1988, as evidenced by the first two digits of the serial number on the frame near the lens mount. Although their optical quality is a little different, the character is the same.Īfter the factory Arsenal rebranded in the early 90s, Helios-81H 2/50 began to produce under the name Arsat 1:2 50mm. And the lenses have different barrel designs, mounting bayonet, and lens coating. You can find different versions of Helios 81: Helios-81M, Helios-81 Automat it's all the same optical design. On newer models such as the Nikon D3100, Aperture works without problems. It's easy to do it yourself with a file ( read here). Therefore, to fully operate, it is necessary to cut down a little skirt to mount in a place of contact with the lever. The fact is that in the old Nikon cameras when the lens barrel skirt clamps the aperture lever. Note: When you mount MC Helios-81H 2/50 on the D80 Nikon, the aperture ring may not work, and the aperture will always be at a value of f/2. Letter "H" means that it has a Nikon F mount, so Helios-81H 2/50 can be easily used on Nikon DSLR cameras at the same time will automatically work aperture preset. Produced on "Arsenal" factory in Kyiv, Ukraine since 1983. MC Helios-81H 2/50 is a kit prime lens for 35mm cameras Kiev-19 and Kiev-20.
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