SLR camera aperture, shutter speed and ISO relationship? Hello!Photography is an aesthetic art,We need to try a lot about the shooting method and effect.If you have a manual of this model at hand, there will be a lot of improvement.The following points learn from each other,ISO represents the standard of photosensitive speed on traditional film cameras,In the digital camera, the ISO definition is the same as the film,Represents the photosensitive speed of a CCD or CMOS photosensitive element,The higher the ISO value, the stronger the photosensitive ability of the photosensitive material.The Calculation Formula of ISO is S = 0.8/H (S sensitivity,H is exposure ).As we can see from the formula,The higher the sensitivity,The less exposure is required.The photosensitive speed of the film of ISO 200 is twice that of ISO 100,In other words, in the case of other conditions,The exposure time required for ISO 200 film is half of the ISO 100 film.In a digita

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Do a small casual pants processing factory will use the mechanical equipment 50 It depends on which kind of clothing you are going to produce.Which grade is it.Generally, men's clothing and high-end women's clothing need more professional equipment.Must have equipment;Sewing Machine, five-wire edge locking machine, nailing machine, high-pressure steam boiler, steam iron, ironing machine, electric scissors, eye locking machine, cutting case ,.Secondary;Bag opener (high-end men's clothing must have), Edge opener, double needle machine, binding machine, electric cone, garment setting machine, Hanger, tag printer, basket, scissors, tweezers, and so on!!In short;It's not so simple for you to run a factory. you need to find someone who understands clothing production and let him do it for you.Sewing Equipment-Sewing Equipment-Sewing Equipment-Sewing matching-According to the size and needs of the studio, you can purchase some special mechanical equipment. if it is a general studio,