What is the difference between convex lens and convex lens in geomantic omen? What do you mean by relieving suffocation?

In geomantic omen, what is the difference between convex lens and concave mirror? What do you mean by relieving suffocation? Convex lens = commonly used in geomantic omen = eliminating murderous look = reflecting function concave mirror = condensing function = not used in geomantic omen. Are you a noble netizen? Please help when you are free = satisfied! How to get satisfaction 1 First of all, you should click = My Question at the bottom left of the interface in your question. 2. After entering my question! Click on the topic you ask. 3. Enter the topic you asked = click the left button = the Q&A interface will appear after the topic. 4. There is a small interface below the Q&A content interface = (adopted as the answer). Click the left key to enter. 5. An interface appears (select satisfactory answer) to evaluate the answer = click (1) to solve (2). Original 6. Evaluation of respondents = there are two lines of five stars (click with the left button) and the speed and attitude of answering (click behind quickly and seriously). 7. Click (confirm adoption) again, and another small interface will appear (continue to adopt the second one) and (completely adopt). At this time, if only one person's satisfactory answer is adopted = remember to click that again (completely adopted)! = This is the satisfaction that allows you to choose the second respondent (the operation process is the same as above). 8. If you only select one or two people's satisfaction = after you click (adoption is complete), there will be (good) and (original) on the interface = you want to click to view = finish! Actually engaged in numerology, astrology, career planning research for more than 30 years.