K&F Concept 100x150mm Reverse GND16 Graduated Neutral Density Square Filter Overview
Description
* 【Reverse GND16 Filter】Suitable for shooting sunrise and sunset, the light in the middle of the picture is strong, the two sides fade away, and the bright part is in the area of the skyline.
* 【High quality optical glass】 Made of high quality optical glass and with a precision coating, it offers excellent image sharpness and perfect color neutrality.
* 【Double-sided polishing】 high color fidelity and scratch resistance, transmission 6.25%, reflectivity 1.5%. Water and oil repellent, scratch resistance and very easy to clean.
* 【IR neutral】 The graduated filters GND16 are equipped with an infrared protective layer that prevents infrared light from passing through the lens and thus reproducing the natural colors.
* 【Size】100x150mm, thickness 2mm. The same filter for all your lenses simply by replacing the filter holder.
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Medium Format
Medium format refers to the size of your roll of film (or if you’re talking digital, it’s the size of the camera sensor). It really just means that you are shooting on a bigger piece of film than you do with a 35mm camera. The increased size of medium format film means a much larger negative. This will give you finer details and less grain.
Choosing your Right Medium Format Camera
Twin Lens Reflex (TLRS)
TLRs use two objective lens of the same focal length. The photographic objective lens is the one that is used to take the picture. The other lens, called the view lens, is connected to the viewfinder. Most TLRs are fixed focal length, and the more expensive models may incorporate a rudimentary room function. Most TLRs use a leaf shutter system, resulting in high speeds, quiet operation and low shutter vibration. There are also close-up, wide angle and telephoto adapters for TLRs.
Some popular TLRS cameras are: Yashica MAT-124G, Rolleiflex 2.8F, Minolta Autocord and Mamiya C330
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Rangefinder
Rangefinder cameras are medium format cameras with a range finder. This negates the waistline, viewing that most TLRs carry. They are also much smaller than TLRs, and allow for easier point and shoot photographs. They tend to have limited focusing ranges, and do not have lenses larger than 180mm or 200mm. Rangefinders are quieter and easier to focus in dim light. They are mostly fixed lens models, but higher range models also provide for interchangeability.
Some popular rangefinder cameras are: Fujica G690, Mamiya 6/7, Bronica RF645, Norita 66 and Pentax 67
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